12222153

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 18510336

約数和(自身を除く): 6288183

約数列:

[1, 3, 9, 31, 71, 93, 213, 279, 617, 639, 1851, 2201, 5553, 6603, 19127, 19809, 43807, 57381, 131421, 172143, 394263, 1358017, 4074051, 12222153]

約数ペア:

[(1, 12222153), (3, 4074051), (9, 1358017), (31, 394263), (71, 172143), (93, 131421), (213, 57381), (279, 43807), (617, 19809), (639, 19127), (1851, 6603), (2201, 5553)]