90917631

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{373}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 155428416

約数和(自身を除く): 64510785

約数列:

[1, 3, 7, 9, 21, 53, 63, 73, 159, 219, 371, 373, 477, 511, 657, 1113, 1119, 1533, 2611, 3339, 3357, 3869, 4599, 7833, 11607, 19769, 23499, 27083, 27229, 34821, 59307, 81249, 81687, 138383, 177921, 190603, 243747, 245061, 415149, 571809, 1245447, 1443137, 1715427, 4329411, 10101959, 12988233, 30305877, 90917631]

約数ペア:

[(1, 90917631), (3, 30305877), (7, 12988233), (9, 10101959), (21, 4329411), (53, 1715427), (63, 1443137), (73, 1245447), (159, 571809), (219, 415149), (371, 245061), (373, 243747), (477, 190603), (511, 177921), (657, 138383), (1113, 81687), (1119, 81249), (1533, 59307), (2611, 34821), (3339, 27229), (3357, 27083), (3869, 23499), (4599, 19769), (7833, 11607)]