8257886

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{157}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 16298016

約数和(自身を除く): 8040130

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 157, 182, 221, 238, 289, 314, 442, 578, 1099, 1547, 2023, 2041, 2198, 2669, 3094, 3757, 4046, 4082, 5338, 7514, 14287, 18683, 26299, 28574, 34697, 37366, 45373, 52598, 69394, 90746, 242879, 317611, 485758, 589849, 635222, 1179698, 4128943, 8257886]

約数ペア:

[(1, 8257886), (2, 4128943), (7, 1179698), (13, 635222), (14, 589849), (17, 485758), (26, 317611), (34, 242879), (91, 90746), (119, 69394), (157, 52598), (182, 45373), (221, 37366), (238, 34697), (289, 28574), (314, 26299), (442, 18683), (578, 14287), (1099, 7514), (1547, 5338), (2023, 4082), (2041, 4046), (2198, 3757), (2669, 3094)]