80861913

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{8087}}^1$

素因数の和:8205

約数の個数: 24

約数和(自身を含む): 128696256

約数和(自身を除く): 47834343

約数列:

[1, 3, 9, 11, 33, 99, 101, 303, 909, 1111, 3333, 8087, 9999, 24261, 72783, 88957, 266871, 800613, 816787, 2450361, 7351083, 8984657, 26953971, 80861913]

約数ペア:

[(1, 80861913), (3, 26953971), (9, 8984657), (11, 7351083), (33, 2450361), (99, 816787), (101, 800613), (303, 266871), (909, 88957), (1111, 72783), (3333, 24261), (8087, 9999)]