201279628

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{2111}}^1$

素因数の和:2334

約数の個数: 36

約数和(自身を含む): 389321856

約数和(自身を除く): 188042228

約数列:

[1, 2, 4, 11, 22, 44, 121, 197, 242, 394, 484, 788, 2111, 2167, 4222, 4334, 8444, 8668, 23221, 23837, 46442, 47674, 92884, 95348, 255431, 415867, 510862, 831734, 1021724, 1663468, 4574537, 9149074, 18298148, 50319907, 100639814, 201279628]

約数ペア:

[(1, 201279628), (2, 100639814), (4, 50319907), (11, 18298148), (22, 9149074), (44, 4574537), (121, 1663468), (197, 1021724), (242, 831734), (394, 510862), (484, 415867), (788, 255431), (2111, 95348), (2167, 92884), (4222, 47674), (4334, 46442), (8444, 23837), (8668, 23221)]