31819893

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 50159616

約数和(自身を除く): 18339723

約数列:

[1, 3, 7, 21, 47, 103, 141, 309, 313, 329, 721, 939, 987, 2163, 2191, 4841, 6573, 14523, 14711, 32239, 33887, 44133, 96717, 101661, 102977, 225673, 308931, 677019, 1515233, 4545699, 10606631, 31819893]

約数ペア:

[(1, 31819893), (3, 10606631), (7, 4545699), (21, 1515233), (47, 677019), (103, 308931), (141, 225673), (309, 102977), (313, 101661), (329, 96717), (721, 44133), (939, 33887), (987, 32239), (2163, 14711), (2191, 14523), (4841, 6573)]