78921336

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{571}}^1$

素因数の和:1036

約数の個数: 64

約数和(自身を含む): 213333120

約数和(自身を除く): 134411784

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 443, 571, 886, 1142, 1329, 1713, 1772, 2284, 2658, 3426, 3544, 4568, 5316, 5759, 6852, 7423, 10632, 11518, 13704, 14846, 17277, 22269, 23036, 29692, 34554, 44538, 46072, 59384, 69108, 89076, 138216, 178152, 252953, 505906, 758859, 1011812, 1517718, 2023624, 3035436, 3288389, 6070872, 6576778, 9865167, 13153556, 19730334, 26307112, 39460668, 78921336]

約数ペア:

[(1, 78921336), (2, 39460668), (3, 26307112), (4, 19730334), (6, 13153556), (8, 9865167), (12, 6576778), (13, 6070872), (24, 3288389), (26, 3035436), (39, 2023624), (52, 1517718), (78, 1011812), (104, 758859), (156, 505906), (312, 252953), (443, 178152), (571, 138216), (886, 89076), (1142, 69108), (1329, 59384), (1713, 46072), (1772, 44538), (2284, 34554), (2658, 29692), (3426, 23036), (3544, 22269), (4568, 17277), (5316, 14846), (5759, 13704), (6852, 11518), (7423, 10632)]