64437270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{2147909}}^1$

素因数の和:2147919

約数の個数: 16

約数和(自身を含む): 154649520

約数和(自身を除く): 90212250

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 2147909, 4295818, 6443727, 10739545, 12887454, 21479090, 32218635, 64437270]

約数ペア:

[(1, 64437270), (2, 32218635), (3, 21479090), (5, 12887454), (6, 10739545), (10, 6443727), (15, 4295818), (30, 2147909)]