13931645

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{457}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 20928768

約数和(自身を除く): 6997123

約数列:

[1, 5, 7, 13, 35, 65, 67, 91, 335, 455, 457, 469, 871, 2285, 2345, 3199, 4355, 5941, 6097, 15995, 29705, 30485, 30619, 41587, 153095, 207935, 214333, 398047, 1071665, 1990235, 2786329, 13931645]

約数ペア:

[(1, 13931645), (5, 2786329), (7, 1990235), (13, 1071665), (35, 398047), (65, 214333), (67, 207935), (91, 153095), (335, 41587), (455, 30619), (457, 30485), (469, 29705), (871, 15995), (2285, 6097), (2345, 5941), (3199, 4355)]