221520268

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{141637}}^1$

素因数の和:141681

約数の個数: 24

約数和(自身を含む): 428313312

約数和(自身を除く): 206793044

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 141637, 283274, 566548, 2407829, 3257651, 4815658, 6515302, 9631316, 13030604, 55380067, 110760134, 221520268]

約数ペア:

[(1, 221520268), (2, 110760134), (4, 55380067), (17, 13030604), (23, 9631316), (34, 6515302), (46, 4815658), (68, 3257651), (92, 2407829), (391, 566548), (782, 283274), (1564, 141637)]