81009214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1901}}^1$

素因数の和:2076

約数の個数: 32

約数和(自身を含む): 143791200

約数和(自身を除く): 62781986

約数列:

[1, 2, 11, 13, 22, 26, 143, 149, 286, 298, 1639, 1901, 1937, 3278, 3802, 3874, 20911, 21307, 24713, 41822, 42614, 49426, 271843, 283249, 543686, 566498, 3115739, 3682237, 6231478, 7364474, 40504607, 81009214]

約数ペア:

[(1, 81009214), (2, 40504607), (11, 7364474), (13, 6231478), (22, 3682237), (26, 3115739), (143, 566498), (149, 543686), (286, 283249), (298, 271843), (1639, 49426), (1901, 42614), (1937, 41822), (3278, 24713), (3802, 21307), (3874, 20911)]