87908015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{22171}}^1$

素因数の和:22250

約数の個数: 16

約数和(自身を含む): 115471776

約数和(自身を除く): 27563761

約数列:

[1, 5, 13, 61, 65, 305, 793, 3965, 22171, 110855, 288223, 1352431, 1441115, 6762155, 17581603, 87908015]

約数ペア:

[(1, 87908015), (5, 17581603), (13, 6762155), (61, 1441115), (65, 1352431), (305, 288223), (793, 110855), (3965, 22171)]