90639395

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{757}}^1$

素因数の和:1091

約数の個数: 32

約数和(自身を含む): 136221696

約数和(自身を除く): 45582301

約数列:

[1, 5, 7, 11, 35, 55, 77, 311, 385, 757, 1555, 2177, 3421, 3785, 5299, 8327, 10885, 17105, 23947, 26495, 41635, 58289, 119735, 235427, 291445, 1177135, 1647989, 2589697, 8239945, 12948485, 18127879, 90639395]

約数ペア:

[(1, 90639395), (5, 18127879), (7, 12948485), (11, 8239945), (35, 2589697), (55, 1647989), (77, 1177135), (311, 291445), (385, 235427), (757, 119735), (1555, 58289), (2177, 41635), (3421, 26495), (3785, 23947), (5299, 17105), (8327, 10885)]