400996974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1\times {\mathrm{691}}^1$

素因数の和:1081

約数の個数: 64

約数和(自身を含む): 943068672

約数和(自身を除く): 542071698

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 337, 574, 674, 691, 861, 1011, 1382, 1722, 2022, 2073, 2359, 4146, 4718, 4837, 7077, 9674, 13817, 14154, 14511, 27634, 28331, 29022, 41451, 56662, 82902, 84993, 96719, 169986, 193438, 198317, 232867, 290157, 396634, 465734, 580314, 594951, 698601, 1189902, 1397202, 1630069, 3260138, 4890207, 9547547, 9780414, 19095094, 28642641, 57285282, 66832829, 133665658, 200498487, 400996974]

約数ペア:

[(1, 400996974), (2, 200498487), (3, 133665658), (6, 66832829), (7, 57285282), (14, 28642641), (21, 19095094), (41, 9780414), (42, 9547547), (82, 4890207), (123, 3260138), (246, 1630069), (287, 1397202), (337, 1189902), (574, 698601), (674, 594951), (691, 580314), (861, 465734), (1011, 396634), (1382, 290157), (1722, 232867), (2022, 198317), (2073, 193438), (2359, 169986), (4146, 96719), (4718, 84993), (4837, 82902), (7077, 56662), (9674, 41451), (13817, 29022), (14154, 28331), (14511, 27634)]