66999513

素因数分解:

$3^1\times 7^2\times {\mathrm{263}}^1\times {\mathrm{1733}}^1$

素因数の和:2013

約数の個数: 24

約数和(自身を含む): 104372928

約数和(自身を除く): 37373415

約数列:

[1, 3, 7, 21, 49, 147, 263, 789, 1733, 1841, 5199, 5523, 12131, 12887, 36393, 38661, 84917, 254751, 455779, 1367337, 3190453, 9571359, 22333171, 66999513]

約数ペア:

[(1, 66999513), (3, 22333171), (7, 9571359), (21, 3190453), (49, 1367337), (147, 455779), (263, 254751), (789, 84917), (1733, 38661), (1841, 36393), (5199, 12887), (5523, 12131)]