57172641

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 82252800

約数和(自身を除く): 25080159

約数列:

[1, 3, 23, 67, 69, 83, 149, 201, 249, 447, 1541, 1909, 3427, 4623, 5561, 5727, 9983, 10281, 12367, 16683, 29949, 37101, 127903, 229609, 284441, 383709, 688827, 828589, 853323, 2485767, 19057547, 57172641]

約数ペア:

[(1, 57172641), (3, 19057547), (23, 2485767), (67, 853323), (69, 828589), (83, 688827), (149, 383709), (201, 284441), (249, 229609), (447, 127903), (1541, 37101), (1909, 29949), (3427, 16683), (4623, 12367), (5561, 10281), (5727, 9983)]