665996982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{857}}^1\times {\mathrm{18503}}^1$

素因数の和:19372

約数の個数: 32

約数和(自身を含む): 1524137472

約数和(自身を除く): 858140490

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 857, 1714, 2571, 5142, 5999, 11998, 17997, 18503, 35994, 37006, 55509, 111018, 129521, 259042, 388563, 777126, 15857071, 31714142, 47571213, 95142426, 110999497, 221998994, 332998491, 665996982]

約数ペア:

[(1, 665996982), (2, 332998491), (3, 221998994), (6, 110999497), (7, 95142426), (14, 47571213), (21, 31714142), (42, 15857071), (857, 777126), (1714, 388563), (2571, 259042), (5142, 129521), (5999, 111018), (11998, 55509), (17997, 37006), (18503, 35994)]