31207384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2971}}^1$

素因数の和:3091

約数の個数: 32

約数和(自身を含む): 63660240

約数和(自身を除く): 32452856

約数列:

[1, 2, 4, 8, 13, 26, 52, 101, 104, 202, 404, 808, 1313, 2626, 2971, 5252, 5942, 10504, 11884, 23768, 38623, 77246, 154492, 300071, 308984, 600142, 1200284, 2400568, 3900923, 7801846, 15603692, 31207384]

約数ペア:

[(1, 31207384), (2, 15603692), (4, 7801846), (8, 3900923), (13, 2400568), (26, 1200284), (52, 600142), (101, 308984), (104, 300071), (202, 154492), (404, 77246), (808, 38623), (1313, 23768), (2626, 11884), (2971, 10504), (5252, 5942)]