31128190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{10771}}^1$

素因数の和:10812

約数の個数: 24

約数和(自身を含む): 59526072

約数和(自身を除く): 28397882

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 10771, 21542, 53855, 107710, 183107, 366214, 915535, 1831070, 3112819, 6225638, 15564095, 31128190]

約数ペア:

[(1, 31128190), (2, 15564095), (5, 6225638), (10, 3112819), (17, 1831070), (34, 915535), (85, 366214), (170, 183107), (289, 107710), (578, 53855), (1445, 21542), (2890, 10771)]