671174721

素因数分解:

$3^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{39901}}^1$

素因数の和:40006

約数の個数: 32

約数和(自身を含む): 1149177600

約数和(自身を除く): 478002879

約数列:

[1, 3, 7, 9, 21, 27, 63, 89, 189, 267, 623, 801, 1869, 2403, 5607, 16821, 39901, 119703, 279307, 359109, 837921, 1077327, 2513763, 3551189, 7541289, 10653567, 24858323, 31960701, 74574969, 95882103, 223724907, 671174721]

約数ペア:

[(1, 671174721), (3, 223724907), (7, 95882103), (9, 74574969), (21, 31960701), (27, 24858323), (63, 10653567), (89, 7541289), (189, 3551189), (267, 2513763), (623, 1077327), (801, 837921), (1869, 359109), (2403, 279307), (5607, 119703), (16821, 39901)]