72238969

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{821}}^1$

素因数の和:1272

約数の個数: 16

約数和(自身を含む): 83252160

約数和(自身を除く): 11013191

約数列:

[1, 11, 19, 209, 421, 821, 4631, 7999, 9031, 15599, 87989, 171589, 345641, 3802051, 6567179, 72238969]

約数ペア:

[(1, 72238969), (11, 6567179), (19, 3802051), (209, 345641), (421, 171589), (821, 87989), (4631, 15599), (7999, 9031)]