86979815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{70429}}^1$

素因数の和:70466

約数の個数: 16

約数和(自身を含む): 118322400

約数和(自身を除く): 31342585

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 70429, 352145, 915577, 1338151, 4577885, 6690755, 17395963, 86979815]

約数ペア:

[(1, 86979815), (5, 17395963), (13, 6690755), (19, 4577885), (65, 1338151), (95, 915577), (247, 352145), (1235, 70429)]