81488178

素因数分解:

$2^1\times 3^2\times {\mathrm{1031}}^1\times {\mathrm{4391}}^1$

素因数の和:5430

約数の個数: 24

約数和(自身を含む): 176769216

約数和(自身を除く): 95281038

約数列:

[1, 2, 3, 6, 9, 18, 1031, 2062, 3093, 4391, 6186, 8782, 9279, 13173, 18558, 26346, 39519, 79038, 4527121, 9054242, 13581363, 27162726, 40744089, 81488178]

約数ペア:

[(1, 81488178), (2, 40744089), (3, 27162726), (6, 13581363), (9, 9054242), (18, 4527121), (1031, 79038), (2062, 39519), (3093, 26346), (4391, 18558), (6186, 13173), (8782, 9279)]