27720403205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{16258301}}^1$

素因数の和:16258348

約数の個数: 16

約数和(自身を含む): 37459127808

約数和(自身を除く): 9738724603

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 16258301, 81291505, 178841311, 504007331, 894206555, 2520036655, 5544080641, 27720403205]

約数ペア:

[(1, 27720403205), (5, 5544080641), (11, 2520036655), (31, 894206555), (55, 504007331), (155, 178841311), (341, 81291505), (1705, 16258301)]