31588893

素因数分解:

$3^3\times 7^1\times {\mathrm{397}}^1\times {\mathrm{421}}^1$

素因数の和:834

約数の個数: 32

約数和(自身を含む): 53745920

約数和(自身を除く): 22157027

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 397, 421, 1191, 1263, 2779, 2947, 3573, 3789, 8337, 8841, 10719, 11367, 25011, 26523, 75033, 79569, 167137, 501411, 1169959, 1504233, 3509877, 4512699, 10529631, 31588893]

約数ペア:

[(1, 31588893), (3, 10529631), (7, 4512699), (9, 3509877), (21, 1504233), (27, 1169959), (63, 501411), (189, 167137), (397, 79569), (421, 75033), (1191, 26523), (1263, 25011), (2779, 11367), (2947, 10719), (3573, 8841), (3789, 8337)]