7890813

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{617}}^1$

素因数の和:666

約数の個数: 36

約数和(自身を含む): 13738140

約数和(自身を除く): 5847327

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 441, 609, 617, 1421, 1827, 1851, 4263, 4319, 5553, 12789, 12957, 17893, 30233, 38871, 53679, 90699, 125251, 161037, 272097, 375753, 876757, 1127259, 2630271, 7890813]

約数ペア:

[(1, 7890813), (3, 2630271), (7, 1127259), (9, 876757), (21, 375753), (29, 272097), (49, 161037), (63, 125251), (87, 90699), (147, 53679), (203, 38871), (261, 30233), (441, 17893), (609, 12957), (617, 12789), (1421, 5553), (1827, 4319), (1851, 4263)]