12819445

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2251}}^1$

素因数の和:2340

約数の個数: 16

約数和(自身を含む): 16538688

約数和(自身を除く): 3719243

約数列:

[1, 5, 17, 67, 85, 335, 1139, 2251, 5695, 11255, 38267, 150817, 191335, 754085, 2563889, 12819445]

約数ペア:

[(1, 12819445), (5, 2563889), (17, 754085), (67, 191335), (85, 150817), (335, 38267), (1139, 11255), (2251, 5695)]