72641961

素因数分解:

$3^3\times 7^2\times {\mathrm{54907}}^1$

素因数の和:54930

約数の個数: 24

約数和(自身を含む): 125190240

約数和(自身を除く): 52548279

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 54907, 164721, 384349, 494163, 1153047, 1482489, 2690443, 3459141, 8071329, 10377423, 24213987, 72641961]

約数ペア:

[(1, 72641961), (3, 24213987), (7, 10377423), (9, 8071329), (21, 3459141), (27, 2690443), (49, 1482489), (63, 1153047), (147, 494163), (189, 384349), (441, 164721), (1323, 54907)]