214908485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 286951680

約数和(自身を除く): 72043195

約数列:

[1, 5, 11, 55, 113, 151, 229, 565, 755, 1145, 1243, 1661, 2519, 6215, 8305, 12595, 17063, 25877, 34579, 85315, 129385, 172895, 187693, 284647, 380369, 938465, 1423235, 1901845, 3907427, 19537135, 42981697, 214908485]

約数ペア:

[(1, 214908485), (5, 42981697), (11, 19537135), (55, 3907427), (113, 1901845), (151, 1423235), (229, 938465), (565, 380369), (755, 284647), (1145, 187693), (1243, 172895), (1661, 129385), (2519, 85315), (6215, 34579), (8305, 25877), (12595, 17063)]