31897486

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{881}}^1$

素因数の和:1347

約数の個数: 16

約数和(自身を含む): 49130928

約数和(自身を除く): 17233442

約数列:

[1, 2, 43, 86, 421, 842, 881, 1762, 18103, 36206, 37883, 75766, 370901, 741802, 15948743, 31897486]

約数ペア:

[(1, 31897486), (2, 15948743), (43, 741802), (86, 370901), (421, 75766), (842, 37883), (881, 36206), (1762, 18103)]