212452345

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1\times {\mathrm{283}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 296904960

約数和(自身を除く): 84452615

約数列:

[1, 5, 7, 35, 89, 241, 283, 445, 623, 1205, 1415, 1687, 1981, 3115, 8435, 9905, 21449, 25187, 68203, 107245, 125935, 150143, 176309, 341015, 477421, 750715, 881545, 2387105, 6070067, 30350335, 42490469, 212452345]

約数ペア:

[(1, 212452345), (5, 42490469), (7, 30350335), (35, 6070067), (89, 2387105), (241, 881545), (283, 750715), (445, 477421), (623, 341015), (1205, 176309), (1415, 150143), (1687, 125935), (1981, 107245), (3115, 68203), (8435, 25187), (9905, 21449)]