15704157

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2273}}^1$

素因数の和:2337

約数の個数: 24

約数和(自身を含む): 24886656

約数和(自身を除く): 9182499

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2273, 2303, 6819, 6909, 15911, 47733, 106831, 111377, 320493, 334131, 747817, 2243451, 5234719, 15704157]

約数ペア:

[(1, 15704157), (3, 5234719), (7, 2243451), (21, 747817), (47, 334131), (49, 320493), (141, 111377), (147, 106831), (329, 47733), (987, 15911), (2273, 6909), (2303, 6819)]