399202475

素因数分解:

$5^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{15107}}^1$

素因数の和:15275

約数の個数: 24

約数和(自身を含む): 569511168

約数和(自身を除く): 170308693

約数列:

[1, 5, 7, 25, 35, 151, 175, 755, 1057, 3775, 5285, 15107, 26425, 75535, 105749, 377675, 528745, 2281157, 2643725, 11405785, 15968099, 57028925, 79840495, 399202475]

約数ペア:

[(1, 399202475), (5, 79840495), (7, 57028925), (25, 15968099), (35, 11405785), (151, 2643725), (175, 2281157), (755, 528745), (1057, 377675), (3775, 105749), (5285, 75535), (15107, 26425)]