318400415

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 401863680

約数和(自身を除く): 83463265

約数列:

[1, 5, 53, 67, 79, 227, 265, 335, 395, 1135, 3551, 4187, 5293, 12031, 15209, 17755, 17933, 20935, 26465, 60155, 76045, 89665, 280529, 806077, 950449, 1201511, 1402645, 4030385, 4752245, 6007555, 63680083, 318400415]

約数ペア:

[(1, 318400415), (5, 63680083), (53, 6007555), (67, 4752245), (79, 4030385), (227, 1402645), (265, 1201511), (335, 950449), (395, 806077), (1135, 280529), (3551, 89665), (4187, 76045), (5293, 60155), (12031, 26465), (15209, 20935), (17755, 17933)]