628614621

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{7019}}^1$

素因数の和:7166

約数の個数: 32

約数和(自身を含む): 970444800

約数和(自身を除く): 341830179

約数列:

[1, 3, 9, 27, 31, 93, 107, 279, 321, 837, 963, 2889, 3317, 7019, 9951, 21057, 29853, 63171, 89559, 189513, 217589, 652767, 751033, 1958301, 2253099, 5874903, 6759297, 20277891, 23282023, 69846069, 209538207, 628614621]

約数ペア:

[(1, 628614621), (3, 209538207), (9, 69846069), (27, 23282023), (31, 20277891), (93, 6759297), (107, 5874903), (279, 2253099), (321, 1958301), (837, 751033), (963, 652767), (2889, 217589), (3317, 189513), (7019, 89559), (9951, 63171), (21057, 29853)]