1221808895

素因数分解:

$5^1\times {\mathrm{233}}^1\times {\mathrm{353}}^1\times {\mathrm{2971}}^1$

素因数の和:3562

約数の個数: 16

約数和(自身を含む): 1477131552

約数和(自身を除く): 255322657

約数列:

[1, 5, 233, 353, 1165, 1765, 2971, 14855, 82249, 411245, 692243, 1048763, 3461215, 5243815, 244361779, 1221808895]

約数ペア:

[(1, 1221808895), (5, 244361779), (233, 5243815), (353, 3461215), (1165, 1048763), (1765, 692243), (2971, 411245), (14855, 82249)]