54761721

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 86151168

約数和(自身を除く): 31389447

約数列:

[1, 3, 7, 21, 47, 113, 141, 329, 339, 491, 791, 987, 1473, 2373, 3437, 5311, 10311, 15933, 23077, 37177, 55483, 69231, 111531, 161539, 166449, 388381, 484617, 1165143, 2607701, 7823103, 18253907, 54761721]

約数ペア:

[(1, 54761721), (3, 18253907), (7, 7823103), (21, 2607701), (47, 1165143), (113, 484617), (141, 388381), (329, 166449), (339, 161539), (491, 111531), (791, 69231), (987, 55483), (1473, 37177), (2373, 23077), (3437, 15933), (5311, 10311)]