31841187

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1129}}^1$

素因数の和:1235

約数の個数: 32

約数和(自身を含む): 52070400

約数和(自身を除く): 20229213

約数列:

[1, 3, 7, 17, 21, 51, 79, 119, 237, 357, 553, 1129, 1343, 1659, 3387, 4029, 7903, 9401, 19193, 23709, 28203, 57579, 89191, 134351, 267573, 403053, 624337, 1516247, 1873011, 4548741, 10613729, 31841187]

約数ペア:

[(1, 31841187), (3, 10613729), (7, 4548741), (17, 1873011), (21, 1516247), (51, 624337), (79, 403053), (119, 267573), (237, 134351), (357, 89191), (553, 57579), (1129, 28203), (1343, 23709), (1659, 19193), (3387, 9401), (4029, 7903)]