338657852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1\times {\mathrm{487}}^1$

素因数の和:858

約数の個数: 48

約数和(自身を含む): 656527872

約数和(自身を除く): 317870020

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 311, 487, 559, 622, 974, 1118, 1244, 1948, 2236, 4043, 6331, 8086, 12662, 13373, 16172, 20941, 25324, 26746, 41882, 53492, 83764, 151457, 173849, 272233, 302914, 347698, 544466, 605828, 695396, 1088932, 1968941, 3937882, 6512651, 7875764, 13025302, 26050604, 84664463, 169328926, 338657852]

約数ペア:

[(1, 338657852), (2, 169328926), (4, 84664463), (13, 26050604), (26, 13025302), (43, 7875764), (52, 6512651), (86, 3937882), (172, 1968941), (311, 1088932), (487, 695396), (559, 605828), (622, 544466), (974, 347698), (1118, 302914), (1244, 272233), (1948, 173849), (2236, 151457), (4043, 83764), (6331, 53492), (8086, 41882), (12662, 26746), (13373, 25324), (16172, 20941)]