139281406

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{251}}^1\times {\mathrm{2293}}^1$

素因数の和:2568

約数の個数: 24

約数和(自身を含む): 230657112

約数和(自身を除く): 91375706

約数列:

[1, 2, 11, 22, 121, 242, 251, 502, 2293, 2761, 4586, 5522, 25223, 30371, 50446, 60742, 277453, 554906, 575543, 1151086, 6330973, 12661946, 69640703, 139281406]

約数ペア:

[(1, 139281406), (2, 69640703), (11, 12661946), (22, 6330973), (121, 1151086), (242, 575543), (251, 554906), (502, 277453), (2293, 60742), (2761, 50446), (4586, 30371), (5522, 25223)]