15916747

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{491}}^1$

素因数の和:930

約数の個数: 16

約数和(自身を含む): 19931904

約数和(自身を除く): 4015157

約数列:

[1, 7, 11, 77, 421, 491, 2947, 3437, 4631, 5401, 32417, 37807, 206711, 1446977, 2273821, 15916747]

約数ペア:

[(1, 15916747), (7, 2273821), (11, 1446977), (77, 206711), (421, 37807), (491, 32417), (2947, 5401), (3437, 4631)]