80686494

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{640369}}^1$

素因数の和:640384

約数の個数: 24

約数和(自身を含む): 199795440

約数和(自身を除く): 119108946

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 640369, 1280738, 1921107, 3842214, 4482583, 5763321, 8965166, 11526642, 13447749, 26895498, 40343247, 80686494]

約数ペア:

[(1, 80686494), (2, 40343247), (3, 26895498), (6, 13447749), (7, 11526642), (9, 8965166), (14, 5763321), (18, 4482583), (21, 3842214), (42, 1921107), (63, 1280738), (126, 640369)]