31490985

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{29569}}^1$

素因数の和:29648

約数の個数: 16

約数和(自身を含む): 51096960

約数和(自身を除く): 19605975

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 29569, 88707, 147845, 443535, 2099399, 6298197, 10496995, 31490985]

約数ペア:

[(1, 31490985), (3, 10496995), (5, 6298197), (15, 2099399), (71, 443535), (213, 147845), (355, 88707), (1065, 29569)]