28511154

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{5519}}^1$

素因数の和:5575

約数の個数: 48

約数和(自身を含む): 72334080

約数和(自身を除く): 43822926

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 63, 82, 123, 126, 246, 287, 369, 574, 738, 861, 1722, 2583, 5166, 5519, 11038, 16557, 33114, 38633, 49671, 77266, 99342, 115899, 226279, 231798, 347697, 452558, 678837, 695394, 1357674, 1583953, 2036511, 3167906, 4073022, 4751859, 9503718, 14255577, 28511154]

約数ペア:

[(1, 28511154), (2, 14255577), (3, 9503718), (6, 4751859), (7, 4073022), (9, 3167906), (14, 2036511), (18, 1583953), (21, 1357674), (41, 695394), (42, 678837), (63, 452558), (82, 347697), (123, 231798), (126, 226279), (246, 115899), (287, 99342), (369, 77266), (574, 49671), (738, 38633), (861, 33114), (1722, 16557), (2583, 11038), (5166, 5519)]