7872764978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{37489}}^1$

素因数の和:37742

約数の個数: 32

約数和(自身を含む): 13094207280

約数和(自身を除く): 5221442302

約数列:

[1, 2, 13, 26, 41, 82, 197, 394, 533, 1066, 2561, 5122, 8077, 16154, 37489, 74978, 105001, 210002, 487357, 974714, 1537049, 3074098, 7385333, 14770666, 19981637, 39963274, 96009329, 192018658, 302798653, 605597306, 3936382489, 7872764978]

約数ペア:

[(1, 7872764978), (2, 3936382489), (13, 605597306), (26, 302798653), (41, 192018658), (82, 96009329), (197, 39963274), (394, 19981637), (533, 14770666), (1066, 7385333), (2561, 3074098), (5122, 1537049), (8077, 974714), (16154, 487357), (37489, 210002), (74978, 105001)]