81168604578

素因数分解:

$2^1\times 3^4\times {\mathrm{1321}}^1\times {\mathrm{379289}}^1$

素因数の和:380624

約数の個数: 40

約数和(自身を含む): 182015960940

約数和(自身を除く): 100847356362

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1321, 2642, 3963, 7926, 11889, 23778, 35667, 71334, 107001, 214002, 379289, 758578, 1137867, 2275734, 3413601, 6827202, 10240803, 20481606, 30722409, 61444818, 501040769, 1002081538, 1503122307, 3006244614, 4509366921, 9018733842, 13528100763, 27056201526, 40584302289, 81168604578]

約数ペア:

[(1, 81168604578), (2, 40584302289), (3, 27056201526), (6, 13528100763), (9, 9018733842), (18, 4509366921), (27, 3006244614), (54, 1503122307), (81, 1002081538), (162, 501040769), (1321, 61444818), (2642, 30722409), (3963, 20481606), (7926, 10240803), (11889, 6827202), (23778, 3413601), (35667, 2275734), (71334, 1137867), (107001, 758578), (214002, 379289)]