38972017

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{541}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 45892224

約数和(自身を除く): 6920207

約数列:

[1, 7, 41, 251, 287, 541, 1757, 3787, 10291, 22181, 72037, 135791, 155267, 950537, 5567431, 38972017]

約数ペア:

[(1, 38972017), (7, 5567431), (41, 950537), (251, 155267), (287, 135791), (541, 72037), (1757, 22181), (3787, 10291)]