13224321

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 36

約数和(自身を含む): 21687120

約数和(自身を除く): 8462799

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 139, 279, 341, 417, 961, 1023, 1251, 1529, 2883, 3069, 4309, 4587, 8649, 10571, 12927, 13761, 31713, 38781, 47399, 95139, 133579, 142197, 400737, 426591, 1202211, 1469369, 4408107, 13224321]

約数ペア:

[(1, 13224321), (3, 4408107), (9, 1469369), (11, 1202211), (31, 426591), (33, 400737), (93, 142197), (99, 133579), (139, 95139), (279, 47399), (341, 38781), (417, 31713), (961, 13761), (1023, 12927), (1251, 10571), (1529, 8649), (2883, 4587), (3069, 4309)]