28090426

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1297}}^1$

素因数の和:1343

約数の個数: 48

約数和(自身を含む): 55933416

約数和(自身を除く): 27842990

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 49, 91, 98, 119, 182, 221, 238, 442, 637, 833, 1274, 1297, 1547, 1666, 2594, 3094, 9079, 10829, 16861, 18158, 21658, 22049, 33722, 44098, 63553, 118027, 127106, 154343, 236054, 286637, 308686, 573274, 826189, 1080401, 1652378, 2006459, 2160802, 4012918, 14045213, 28090426]

約数ペア:

[(1, 28090426), (2, 14045213), (7, 4012918), (13, 2160802), (14, 2006459), (17, 1652378), (26, 1080401), (34, 826189), (49, 573274), (91, 308686), (98, 286637), (119, 236054), (182, 154343), (221, 127106), (238, 118027), (442, 63553), (637, 44098), (833, 33722), (1274, 22049), (1297, 21658), (1547, 18158), (1666, 16861), (2594, 10829), (3094, 9079)]