664930138

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{88681}}^1$

素因数の和:88869

約数の個数: 16

約数和(自身を含む): 1047157056

約数和(自身を除く): 382226918

約数列:

[1, 2, 23, 46, 163, 326, 3749, 7498, 88681, 177362, 2039663, 4079326, 14455003, 28910006, 332465069, 664930138]

約数ペア:

[(1, 664930138), (2, 332465069), (23, 28910006), (46, 14455003), (163, 4079326), (326, 2039663), (3749, 177362), (7498, 88681)]