399024145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{44809}}^1$

素因数の和:44964

約数の個数: 16

約数和(自身を含む): 519437520

約数和(自身を除く): 120413375

約数列:

[1, 5, 13, 65, 137, 685, 1781, 8905, 44809, 224045, 582517, 2912585, 6138833, 30694165, 79804829, 399024145]

約数ペア:

[(1, 399024145), (5, 79804829), (13, 30694165), (65, 6138833), (137, 2912585), (685, 582517), (1781, 224045), (8905, 44809)]