85978715

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{17387}}^1$

素因数の和:17458

約数の個数: 16

約数和(自身を含む): 110170368

約数和(自身を除く): 24191653

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 17387, 86935, 399901, 747641, 1999505, 3738205, 17195743, 85978715]

約数ペア:

[(1, 85978715), (5, 17195743), (23, 3738205), (43, 1999505), (115, 747641), (215, 399901), (989, 86935), (4945, 17387)]