12900219

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:670

約数の個数: 16

約数和(自身を含む): 17632800

約数和(自身を除く): 4732581

約数列:

[1, 3, 61, 157, 183, 449, 471, 1347, 9577, 27389, 28731, 70493, 82167, 211479, 4300073, 12900219]

約数ペア:

[(1, 12900219), (3, 4300073), (61, 211479), (157, 82167), (183, 70493), (449, 28731), (471, 27389), (1347, 9577)]