28378113

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{13267}}^1$

素因数の和:13324

約数の個数: 16

約数和(自身を含む): 40759296

約数和(自身を除く): 12381183

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 13267, 39801, 305141, 411277, 915423, 1233831, 9459371, 28378113]

約数ペア:

[(1, 28378113), (3, 9459371), (23, 1233831), (31, 915423), (69, 411277), (93, 305141), (713, 39801), (2139, 13267)]