215528961

素因数分解:

$3^1\times {\mathrm{233}}^1\times {\mathrm{503}}^1\times {\mathrm{613}}^1$

素因数の和:1352

約数の個数: 16

約数和(自身を含む): 289650816

約数和(自身を除く): 74121855

約数列:

[1, 3, 233, 503, 613, 699, 1509, 1839, 117199, 142829, 308339, 351597, 428487, 925017, 71842987, 215528961]

約数ペア:

[(1, 215528961), (3, 71842987), (233, 925017), (503, 428487), (613, 351597), (699, 308339), (1509, 142829), (1839, 117199)]