20161578573

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{316991}}^1$

素因数の和:317225

約数の個数: 24

約数和(自身を含む): 30066057216

約数和(自身を除く): 9904478643

約数列:

[1, 3, 9, 37, 111, 191, 333, 573, 1719, 7067, 21201, 63603, 316991, 950973, 2852919, 11728667, 35186001, 60545281, 105558003, 181635843, 544907529, 2240175397, 6720526191, 20161578573]

約数ペア:

[(1, 20161578573), (3, 6720526191), (9, 2240175397), (37, 544907529), (111, 181635843), (191, 105558003), (333, 60545281), (573, 35186001), (1719, 11728667), (7067, 2852919), (21201, 950973), (63603, 316991)]