91991448

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^2\times {\mathrm{691}}^1$

素因数の和:789

約数の個数: 72

約数和(自身を含む): 255441420

約数和(自身を除く): 163449972

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 691, 774, 1032, 1382, 1548, 1849, 2073, 2764, 3096, 3698, 4146, 5528, 5547, 6219, 7396, 8292, 11094, 12438, 14792, 16584, 16641, 22188, 24876, 29713, 33282, 44376, 49752, 59426, 66564, 89139, 118852, 133128, 178278, 237704, 267417, 356556, 534834, 713112, 1069668, 1277659, 2139336, 2555318, 3832977, 5110636, 7665954, 10221272, 11498931, 15331908, 22997862, 30663816, 45995724, 91991448]

約数ペア:

[(1, 91991448), (2, 45995724), (3, 30663816), (4, 22997862), (6, 15331908), (8, 11498931), (9, 10221272), (12, 7665954), (18, 5110636), (24, 3832977), (36, 2555318), (43, 2139336), (72, 1277659), (86, 1069668), (129, 713112), (172, 534834), (258, 356556), (344, 267417), (387, 237704), (516, 178278), (691, 133128), (774, 118852), (1032, 89139), (1382, 66564), (1548, 59426), (1849, 49752), (2073, 44376), (2764, 33282), (3096, 29713), (3698, 24876), (4146, 22188), (5528, 16641), (5547, 16584), (6219, 14792), (7396, 12438), (8292, 11094)]