66887345

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 95136768

約数和(自身を除く): 28249423

約数列:

[1, 5, 7, 35, 47, 73, 235, 329, 365, 511, 557, 1645, 2555, 2785, 3431, 3899, 17155, 19495, 24017, 26179, 40661, 120085, 130895, 183253, 203305, 284627, 916265, 1423135, 1911067, 9555335, 13377469, 66887345]

約数ペア:

[(1, 66887345), (5, 13377469), (7, 9555335), (35, 1911067), (47, 1423135), (73, 916265), (235, 284627), (329, 203305), (365, 183253), (511, 130895), (557, 120085), (1645, 40661), (2555, 26179), (2785, 24017), (3431, 19495), (3899, 17155)]