10887905

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{631}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 16381440

約数和(自身を除く): 5493535

約数列:

[1, 5, 7, 17, 29, 35, 85, 119, 145, 203, 493, 595, 631, 1015, 2465, 3155, 3451, 4417, 10727, 17255, 18299, 22085, 53635, 75089, 91495, 128093, 311083, 375445, 640465, 1555415, 2177581, 10887905]

約数ペア:

[(1, 10887905), (5, 2177581), (7, 1555415), (17, 640465), (29, 375445), (35, 311083), (85, 128093), (119, 91495), (145, 75089), (203, 53635), (493, 22085), (595, 18299), (631, 17255), (1015, 10727), (2465, 4417), (3155, 3451)]