215242362

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{385739}}^1$

素因数の和:385778

約数の個数: 24

約数和(自身を含む): 481403520

約数和(自身を除く): 266161158

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 385739, 771478, 1157217, 2314434, 3471651, 6943302, 11957909, 23915818, 35873727, 71747454, 107621181, 215242362]

約数ペア:

[(1, 215242362), (2, 107621181), (3, 71747454), (6, 35873727), (9, 23915818), (18, 11957909), (31, 6943302), (62, 3471651), (93, 2314434), (186, 1157217), (279, 771478), (558, 385739)]