31434399

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:441

約数の個数: 40

約数和(自身を含む): 50181120

約数和(自身を除く): 18746721

約数列:

[1, 3, 9, 23, 27, 47, 69, 81, 141, 207, 359, 423, 621, 1077, 1081, 1269, 1863, 3231, 3243, 3807, 8257, 9693, 9729, 16873, 24771, 29079, 29187, 50619, 74313, 87561, 151857, 222939, 388079, 455571, 668817, 1164237, 1366713, 3492711, 10478133, 31434399]

約数ペア:

[(1, 31434399), (3, 10478133), (9, 3492711), (23, 1366713), (27, 1164237), (47, 668817), (69, 455571), (81, 388079), (141, 222939), (207, 151857), (359, 87561), (423, 74313), (621, 50619), (1077, 29187), (1081, 29079), (1269, 24771), (1863, 16873), (3231, 9729), (3243, 9693), (3807, 8257)]