13388945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2351}}^1$

素因数の和:2440

約数の個数: 16

約数和(自身を含む): 17273088

約数和(自身を除く): 3884143

約数列:

[1, 5, 17, 67, 85, 335, 1139, 2351, 5695, 11755, 39967, 157517, 199835, 787585, 2677789, 13388945]

約数ペア:

[(1, 13388945), (5, 2677789), (17, 787585), (67, 199835), (85, 157517), (335, 39967), (1139, 11755), (2351, 5695)]