73872891

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{14951}}^1$

素因数の和:15024

約数の個数: 20

約数和(自身を含む): 112169904

約数和(自身を除く): 38297013

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 14951, 44853, 134559, 403677, 912011, 1211031, 2736033, 8208099, 24624297, 73872891]

約数ペア:

[(1, 73872891), (3, 24624297), (9, 8208099), (27, 2736033), (61, 1211031), (81, 912011), (183, 403677), (549, 134559), (1647, 44853), (4941, 14951)]