12157218

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 27387360

約数和(自身を除く): 15230142

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 113, 129, 139, 226, 258, 278, 339, 387, 417, 678, 774, 834, 1017, 1251, 2034, 2502, 4859, 5977, 9718, 11954, 14577, 15707, 17931, 29154, 31414, 35862, 43731, 47121, 53793, 87462, 94242, 107586, 141363, 282726, 675401, 1350802, 2026203, 4052406, 6078609, 12157218]

約数ペア:

[(1, 12157218), (2, 6078609), (3, 4052406), (6, 2026203), (9, 1350802), (18, 675401), (43, 282726), (86, 141363), (113, 107586), (129, 94242), (139, 87462), (226, 53793), (258, 47121), (278, 43731), (339, 35862), (387, 31414), (417, 29154), (678, 17931), (774, 15707), (834, 14577), (1017, 11954), (1251, 9718), (2034, 5977), (2502, 4859)]