223942789

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1823}}^1$

素因数の和:1969

約数の個数: 24

約数和(自身を含む): 274475520

約数和(自身を除く): 50532731

約数列:

[1, 7, 23, 49, 109, 161, 763, 1127, 1823, 2507, 5341, 12761, 17549, 41929, 89327, 122843, 198707, 293503, 1390949, 2054521, 4570261, 9736643, 31991827, 223942789]

約数ペア:

[(1, 223942789), (7, 31991827), (23, 9736643), (49, 4570261), (109, 2054521), (161, 1390949), (763, 293503), (1127, 198707), (1823, 122843), (2507, 89327), (5341, 41929), (12761, 17549)]