138813567

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1\times {\mathrm{541}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 193754160

約数和(自身を除く): 54940593

約数列:

[1, 3, 31, 89, 93, 267, 541, 961, 1623, 2759, 2883, 8277, 16771, 48149, 50313, 85529, 144447, 256587, 519901, 1492619, 1559703, 4477857, 46271189, 138813567]

約数ペア:

[(1, 138813567), (3, 46271189), (31, 4477857), (89, 1559703), (93, 1492619), (267, 519901), (541, 256587), (961, 144447), (1623, 85529), (2759, 50313), (2883, 48149), (8277, 16771)]