71278196

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 151045440

約数和(自身を除く): 79767244

約数列:

[1, 2, 4, 11, 19, 22, 23, 38, 44, 46, 76, 92, 121, 209, 242, 253, 337, 418, 437, 484, 506, 674, 836, 874, 1012, 1348, 1748, 2299, 2783, 3707, 4598, 4807, 5566, 6403, 7414, 7751, 9196, 9614, 11132, 12806, 14828, 15502, 19228, 25612, 31004, 40777, 52877, 70433, 81554, 85261, 105754, 140866, 147269, 163108, 170522, 211508, 281732, 294538, 341044, 589076, 774763, 937871, 1549526, 1619959, 1875742, 3099052, 3239918, 3751484, 6479836, 17819549, 35639098, 71278196]

約数ペア:

[(1, 71278196), (2, 35639098), (4, 17819549), (11, 6479836), (19, 3751484), (22, 3239918), (23, 3099052), (38, 1875742), (44, 1619959), (46, 1549526), (76, 937871), (92, 774763), (121, 589076), (209, 341044), (242, 294538), (253, 281732), (337, 211508), (418, 170522), (437, 163108), (484, 147269), (506, 140866), (674, 105754), (836, 85261), (874, 81554), (1012, 70433), (1348, 52877), (1748, 40777), (2299, 31004), (2783, 25612), (3707, 19228), (4598, 15502), (4807, 14828), (5566, 12806), (6403, 11132), (7414, 9614), (7751, 9196)]