138825505

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{305111}}^1$

素因数の和:305136

約数の個数: 16

約数和(自身を含む): 205035264

約数和(自身を除く): 66209759

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 305111, 1525555, 2135777, 3966443, 10678885, 19832215, 27765101, 138825505]

約数ペア:

[(1, 138825505), (5, 27765101), (7, 19832215), (13, 10678885), (35, 3966443), (65, 2135777), (91, 1525555), (455, 305111)]