91778421

素因数分解:

$3^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{1483}}^1$

素因数の和:1921

約数の個数: 24

約数和(自身を含む): 142784544

約数和(自身を除く): 51006123

約数列:

[1, 3, 7, 21, 49, 147, 421, 1263, 1483, 2947, 4449, 8841, 10381, 20629, 31143, 61887, 72667, 218001, 624343, 1873029, 4370401, 13111203, 30592807, 91778421]

約数ペア:

[(1, 91778421), (3, 30592807), (7, 13111203), (21, 4370401), (49, 1873029), (147, 624343), (421, 218001), (1263, 72667), (1483, 61887), (2947, 31143), (4449, 20629), (8841, 10381)]