213105311

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{10453}}^1$

素因数の和:10538

約数の個数: 16

約数和(自身を含む): 238351200

約数和(自身を除く): 25245889

約数列:

[1, 19, 29, 37, 551, 703, 1073, 10453, 20387, 198607, 303137, 386761, 5759603, 7348459, 11216069, 213105311]

約数ペア:

[(1, 213105311), (19, 11216069), (29, 7348459), (37, 5759603), (551, 386761), (703, 303137), (1073, 198607), (10453, 20387)]