1207721812

素因数分解:

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

素因数の和:214

約数の個数: 108

約数和(自身を含む): 2502136980

約数和(自身を除く): 1294415168

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 53, 89, 92, 106, 121, 178, 212, 242, 253, 356, 484, 506, 529, 583, 979, 1012, 1058, 1166, 1219, 1958, 2047, 2116, 2332, 2438, 2783, 3916, 4094, 4717, 4876, 5566, 5819, 6413, 8188, 9434, 10769, 11132, 11638, 12826, 13409, 18868, 21538, 22517, 23276, 25652, 26818, 28037, 43076, 45034, 47081, 51887, 53636, 56074, 64009, 90068, 94162, 103774, 108491, 112148, 128018, 147499, 188324, 207548, 216982, 247687, 256036, 294998, 308407, 433964, 495374, 517891, 570757, 589996, 616814, 990748, 1035782, 1141514, 1193401, 1233628, 2071564, 2283028, 2386802, 2495293, 3392477, 4773604, 4990586, 5696801, 6784954, 9981172, 11393602, 13127411, 13569908, 22787204, 26254822, 27448223, 52509644, 54896446, 109792892, 301930453, 603860906, 1207721812]

約数ペア:

[(1, 1207721812), (2, 603860906), (4, 301930453), (11, 109792892), (22, 54896446), (23, 52509644), (44, 27448223), (46, 26254822), (53, 22787204), (89, 13569908), (92, 13127411), (106, 11393602), (121, 9981172), (178, 6784954), (212, 5696801), (242, 4990586), (253, 4773604), (356, 3392477), (484, 2495293), (506, 2386802), (529, 2283028), (583, 2071564), (979, 1233628), (1012, 1193401), (1058, 1141514), (1166, 1035782), (1219, 990748), (1958, 616814), (2047, 589996), (2116, 570757), (2332, 517891), (2438, 495374), (2783, 433964), (3916, 308407), (4094, 294998), (4717, 256036), (4876, 247687), (5566, 216982), (5819, 207548), (6413, 188324), (8188, 147499), (9434, 128018), (10769, 112148), (11132, 108491), (11638, 103774), (12826, 94162), (13409, 90068), (18868, 64009), (21538, 56074), (22517, 53636), (23276, 51887), (25652, 47081), (26818, 45034), (28037, 43076)]