71584723

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{12517}}^1$

素因数の和:12586

約数の個数: 16

約数和(自身を含む): 88126720

約数和(自身を除く): 16541997

約数列:

[1, 7, 19, 43, 133, 301, 817, 5719, 12517, 87619, 237823, 538231, 1664761, 3767617, 10226389, 71584723]

約数ペア:

[(1, 71584723), (7, 10226389), (19, 3767617), (43, 1664761), (133, 538231), (301, 237823), (817, 87619), (5719, 12517)]