997683236

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:210

約数の個数: 144

約数和(自身を含む): 2171836800

約数和(自身を除く): 1174153564

約数列:

[1, 2, 4, 11, 19, 22, 23, 38, 44, 46, 53, 76, 89, 92, 106, 121, 178, 209, 212, 242, 253, 356, 418, 437, 484, 506, 583, 836, 874, 979, 1007, 1012, 1166, 1219, 1691, 1748, 1958, 2014, 2047, 2299, 2332, 2438, 2783, 3382, 3916, 4028, 4094, 4598, 4717, 4807, 4876, 5566, 6413, 6764, 8188, 9196, 9434, 9614, 10769, 11077, 11132, 12826, 13409, 18601, 18868, 19228, 21538, 22154, 22517, 23161, 25652, 26818, 37202, 38893, 43076, 44308, 45034, 46322, 51887, 52877, 53636, 74404, 77786, 89623, 90068, 92644, 103774, 105754, 108491, 121847, 147499, 155572, 179246, 204611, 207548, 211508, 216982, 243694, 247687, 254771, 294998, 358492, 409222, 427823, 433964, 487388, 495374, 509542, 570757, 589996, 818444, 855646, 985853, 990748, 1019084, 1141514, 1193401, 1711292, 1971706, 2061329, 2283028, 2386802, 2802481, 3943412, 4122658, 4706053, 4773604, 5604962, 8245316, 9412106, 10844383, 11209924, 13127411, 18824212, 21688766, 22674619, 26254822, 43377532, 45349238, 52509644, 90698476, 249420809, 498841618, 997683236]

約数ペア:

[(1, 997683236), (2, 498841618), (4, 249420809), (11, 90698476), (19, 52509644), (22, 45349238), (23, 43377532), (38, 26254822), (44, 22674619), (46, 21688766), (53, 18824212), (76, 13127411), (89, 11209924), (92, 10844383), (106, 9412106), (121, 8245316), (178, 5604962), (209, 4773604), (212, 4706053), (242, 4122658), (253, 3943412), (356, 2802481), (418, 2386802), (437, 2283028), (484, 2061329), (506, 1971706), (583, 1711292), (836, 1193401), (874, 1141514), (979, 1019084), (1007, 990748), (1012, 985853), (1166, 855646), (1219, 818444), (1691, 589996), (1748, 570757), (1958, 509542), (2014, 495374), (2047, 487388), (2299, 433964), (2332, 427823), (2438, 409222), (2783, 358492), (3382, 294998), (3916, 254771), (4028, 247687), (4094, 243694), (4598, 216982), (4717, 211508), (4807, 207548), (4876, 204611), (5566, 179246), (6413, 155572), (6764, 147499), (8188, 121847), (9196, 108491), (9434, 105754), (9614, 103774), (10769, 92644), (11077, 90068), (11132, 89623), (12826, 77786), (13409, 74404), (18601, 53636), (18868, 52877), (19228, 51887), (21538, 46322), (22154, 45034), (22517, 44308), (23161, 43076), (25652, 38893), (26818, 37202)]