1389186

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{1087}}^1$

素因数の和:1166

約数の個数: 24

約数和(自身を含む): 3055104

約数和(自身を除く): 1665918

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1087, 1278, 2174, 3261, 6522, 9783, 19566, 77177, 154354, 231531, 463062, 694593, 1389186]

約数ペア:

[(1, 1389186), (2, 694593), (3, 463062), (6, 231531), (9, 154354), (18, 77177), (71, 19566), (142, 9783), (213, 6522), (426, 3261), (639, 2174), (1087, 1278)]