201321956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1487}}^1$

素因数の和:1700

約数の個数: 48

約数和(自身を含む): 409473792

約数和(自身を除く): 208151836

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 181, 187, 362, 374, 724, 748, 1487, 1991, 2974, 3077, 3982, 5948, 6154, 7964, 12308, 16357, 25279, 32714, 33847, 50558, 65428, 67694, 101116, 135388, 269147, 278069, 538294, 556138, 1076588, 1112276, 2960617, 4575499, 5921234, 9150998, 11842468, 18301996, 50330489, 100660978, 201321956]

約数ペア:

[(1, 201321956), (2, 100660978), (4, 50330489), (11, 18301996), (17, 11842468), (22, 9150998), (34, 5921234), (44, 4575499), (68, 2960617), (181, 1112276), (187, 1076588), (362, 556138), (374, 538294), (724, 278069), (748, 269147), (1487, 135388), (1991, 101116), (2974, 67694), (3077, 65428), (3982, 50558), (5948, 33847), (6154, 32714), (7964, 25279), (12308, 16357)]