21588897675

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{76781}}^1$

素因数の和:76980

約数の個数: 48

約数和(自身を含む): 37474530048

約数和(自身を除く): 15885632373

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 163, 345, 489, 575, 815, 1725, 2445, 3749, 4075, 11247, 12225, 18745, 56235, 76781, 93725, 230343, 281175, 383905, 1151715, 1765963, 1919525, 5297889, 5758575, 8829815, 12515303, 26489445, 37545909, 44149075, 62576515, 132447225, 187729545, 287851969, 312882575, 863555907, 938647725, 1439259845, 4317779535, 7196299225, 21588897675]

約数ペア:

[(1, 21588897675), (3, 7196299225), (5, 4317779535), (15, 1439259845), (23, 938647725), (25, 863555907), (69, 312882575), (75, 287851969), (115, 187729545), (163, 132447225), (345, 62576515), (489, 44149075), (575, 37545909), (815, 26489445), (1725, 12515303), (2445, 8829815), (3749, 5758575), (4075, 5297889), (11247, 1919525), (12225, 1765963), (18745, 1151715), (56235, 383905), (76781, 281175), (93725, 230343)]