1257567265

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{208379}}^1$

素因数の和:208472

約数の個数: 16

約数和(自身を含む): 1620362880

約数和(自身を除く): 362795615

約数列:

[1, 5, 17, 71, 85, 355, 1207, 6035, 208379, 1041895, 3542443, 14794909, 17712215, 73974545, 251513453, 1257567265]

約数ペア:

[(1, 1257567265), (5, 251513453), (17, 73974545), (71, 17712215), (85, 14794909), (355, 3542443), (1207, 1041895), (6035, 208379)]