12945455

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1223}}^1$

素因数の和:1330

約数の個数: 16

約数和(自身を含む): 16303680

約数和(自身を除く): 3358225

約数列:

[1, 5, 29, 73, 145, 365, 1223, 2117, 6115, 10585, 35467, 89279, 177335, 446395, 2589091, 12945455]

約数ペア:

[(1, 12945455), (5, 2589091), (29, 446395), (73, 177335), (145, 89279), (365, 35467), (1223, 10585), (2117, 6115)]