1090921465

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{149749}}^1$

素因数の和:149832

約数の個数: 16

約数和(自身を含む): 1380096000

約数和(自身を除く): 289174535

約数列:

[1, 5, 31, 47, 155, 235, 1457, 7285, 149749, 748745, 4642219, 7038203, 23211095, 35191015, 218184293, 1090921465]

約数ペア:

[(1, 1090921465), (5, 218184293), (31, 35191015), (47, 23211095), (155, 7038203), (235, 4642219), (1457, 748745), (7285, 149749)]