157219993

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{641}}^1\times {\mathrm{947}}^1$

素因数の和:1632

約数の個数: 16

約数和(自身を含む): 185019264

約数和(自身を除く): 27799271

約数列:

[1, 7, 37, 259, 641, 947, 4487, 6629, 23717, 35039, 166019, 245273, 607027, 4249189, 22459999, 157219993]

約数ペア:

[(1, 157219993), (7, 22459999), (37, 4249189), (259, 607027), (641, 245273), (947, 166019), (4487, 35039), (6629, 23717)]