861822

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 2096640

約数和(自身を除く): 1234818

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 29, 39, 58, 78, 87, 117, 127, 174, 234, 254, 261, 377, 381, 522, 754, 762, 1131, 1143, 1651, 2262, 2286, 3302, 3393, 3683, 4953, 6786, 7366, 9906, 11049, 14859, 22098, 29718, 33147, 47879, 66294, 95758, 143637, 287274, 430911, 861822]

約数ペア:

[(1, 861822), (2, 430911), (3, 287274), (6, 143637), (9, 95758), (13, 66294), (18, 47879), (26, 33147), (29, 29718), (39, 22098), (58, 14859), (78, 11049), (87, 9906), (117, 7366), (127, 6786), (174, 4953), (234, 3683), (254, 3393), (261, 3302), (377, 2286), (381, 2262), (522, 1651), (754, 1143), (762, 1131)]