278538338

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{6373}}^1$

素因数の和:6470

約数の個数: 24

約数和(自身を含む): 461260884

約数和(自身を除く): 182722546

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 1681, 3362, 6373, 12746, 21853, 43706, 82849, 165698, 261293, 522586, 3396809, 6793618, 10713013, 21426026, 139269169, 278538338]

約数ペア:

[(1, 278538338), (2, 139269169), (13, 21426026), (26, 10713013), (41, 6793618), (82, 3396809), (533, 522586), (1066, 261293), (1681, 165698), (3362, 82849), (6373, 43706), (12746, 21853)]