28757718

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2381}}^1$

素因数の和:2461

約数の個数: 48

約数和(自身を含む): 69116112

約数和(自身を除く): 40358394

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 61, 66, 99, 122, 183, 198, 366, 549, 671, 1098, 1342, 2013, 2381, 4026, 4762, 6039, 7143, 12078, 14286, 21429, 26191, 42858, 52382, 78573, 145241, 157146, 235719, 290482, 435723, 471438, 871446, 1307169, 1597651, 2614338, 3195302, 4792953, 9585906, 14378859, 28757718]

約数ペア:

[(1, 28757718), (2, 14378859), (3, 9585906), (6, 4792953), (9, 3195302), (11, 2614338), (18, 1597651), (22, 1307169), (33, 871446), (61, 471438), (66, 435723), (99, 290482), (122, 235719), (183, 157146), (198, 145241), (366, 78573), (549, 52382), (671, 42858), (1098, 26191), (1342, 21429), (2013, 14286), (2381, 12078), (4026, 7143), (4762, 6039)]