2156518

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1$

素因数の和:97

約数の個数: 48

約数和(自身を含む): 4332384

約数和(自身を除く): 2175866

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 41, 82, 91, 119, 182, 221, 238, 287, 289, 442, 533, 574, 578, 697, 1066, 1394, 1547, 2023, 3094, 3731, 3757, 4046, 4879, 7462, 7514, 9061, 9758, 11849, 18122, 23698, 26299, 52598, 63427, 82943, 126854, 154037, 165886, 308074, 1078259, 2156518]

約数ペア:

[(1, 2156518), (2, 1078259), (7, 308074), (13, 165886), (14, 154037), (17, 126854), (26, 82943), (34, 63427), (41, 52598), (82, 26299), (91, 23698), (119, 18122), (182, 11849), (221, 9758), (238, 9061), (287, 7514), (289, 7462), (442, 4879), (533, 4046), (574, 3757), (578, 3731), (697, 3094), (1066, 2023), (1394, 1547)]