147251517

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{21313}}^1$

素因数の和:21377

約数の個数: 24

約数和(自身を含む): 233260416

約数和(自身を除く): 86008899

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 6909, 21313, 63939, 149191, 447573, 1001711, 1044337, 3005133, 3133011, 7011977, 21035931, 49083839, 147251517]

約数ペア:

[(1, 147251517), (3, 49083839), (7, 21035931), (21, 7011977), (47, 3133011), (49, 3005133), (141, 1044337), (147, 1001711), (329, 447573), (987, 149191), (2303, 63939), (6909, 21313)]