123308905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{10589}}^1$

素因数の和:10748

約数の個数: 16

約数和(自身を含む): 157833360

約数和(自身を除く): 34524455

約数列:

[1, 5, 17, 85, 137, 685, 2329, 10589, 11645, 52945, 180013, 900065, 1450693, 7253465, 24661781, 123308905]

約数ペア:

[(1, 123308905), (5, 24661781), (17, 7253465), (85, 1450693), (137, 900065), (685, 180013), (2329, 52945), (10589, 11645)]