81252906

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{21737}}^1$

素因数の和:21838

約数の個数: 32

約数和(自身を含む): 187816320

約数和(自身を除く): 106563414

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 1246, 1869, 3738, 21737, 43474, 65211, 130422, 152159, 304318, 456477, 912954, 1934593, 3869186, 5803779, 11607558, 13542151, 27084302, 40626453, 81252906]

約数ペア:

[(1, 81252906), (2, 40626453), (3, 27084302), (6, 13542151), (7, 11607558), (14, 5803779), (21, 3869186), (42, 1934593), (89, 912954), (178, 456477), (267, 304318), (534, 152159), (623, 130422), (1246, 65211), (1869, 43474), (3738, 21737)]