71244579

素因数分解:

$3^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{4289}}^1$

素因数の和:4419

約数の個数: 24

約数和(自身を含む): 111505680

約数和(自身を除く): 40261101

約数列:

[1, 3, 7, 21, 49, 113, 147, 339, 791, 2373, 4289, 5537, 12867, 16611, 30023, 90069, 210161, 484657, 630483, 1453971, 3392599, 10177797, 23748193, 71244579]

約数ペア:

[(1, 71244579), (3, 23748193), (7, 10177797), (21, 3392599), (49, 1453971), (113, 630483), (147, 484657), (339, 210161), (791, 90069), (2373, 30023), (4289, 16611), (5537, 12867)]