31207295

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 44568576

約数和(自身を除く): 13361281

約数列:

[1, 5, 7, 35, 47, 61, 235, 305, 311, 329, 427, 1555, 1645, 2135, 2177, 2867, 10885, 14335, 14617, 18971, 20069, 73085, 94855, 100345, 102319, 132797, 511595, 663985, 891637, 4458185, 6241459, 31207295]

約数ペア:

[(1, 31207295), (5, 6241459), (7, 4458185), (35, 891637), (47, 663985), (61, 511595), (235, 132797), (305, 102319), (311, 100345), (329, 94855), (427, 73085), (1555, 20069), (1645, 18971), (2135, 14617), (2177, 14335), (2867, 10885)]