639640907

素因数分解:

${\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{4153}}^1$

素因数の和:4342

約数の個数: 16

約数和(自身を含む): 681920640

約数和(自身を除く): 42279733

約数列:

[1, 29, 47, 113, 1363, 3277, 4153, 5311, 120437, 154019, 195191, 469289, 5660539, 13609381, 22056583, 639640907]

約数ペア:

[(1, 639640907), (29, 22056583), (47, 13609381), (113, 5660539), (1363, 469289), (3277, 195191), (4153, 154019), (5311, 120437)]