81002012

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{222533}}^1$

素因数の和:222557

約数の個数: 24

約数和(自身を含む): 174466656

約数和(自身を除く): 93464644

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 222533, 445066, 890132, 1557731, 2892929, 3115462, 5785858, 6230924, 11571716, 20250503, 40501006, 81002012]

約数ペア:

[(1, 81002012), (2, 40501006), (4, 20250503), (7, 11571716), (13, 6230924), (14, 5785858), (26, 3115462), (28, 2892929), (52, 1557731), (91, 890132), (182, 445066), (364, 222533)]