78120378

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{620003}}^1$

素因数の和:620018

約数の個数: 24

約数和(自身を含む): 193441248

約数和(自身を除く): 115320870

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 620003, 1240006, 1860009, 3720018, 4340021, 5580027, 8680042, 11160054, 13020063, 26040126, 39060189, 78120378]

約数ペア:

[(1, 78120378), (2, 39060189), (3, 26040126), (6, 13020063), (7, 11160054), (9, 8680042), (14, 5580027), (18, 4340021), (21, 3720018), (42, 1860009), (63, 1240006), (126, 620003)]