129941028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{515639}}^1$

素因数の和:515656

約数の個数: 36

約数和(自身を含む): 375385920

約数和(自身を除く): 245444892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 515639, 1031278, 1546917, 2062556, 3093834, 3609473, 4640751, 6187668, 7218946, 9281502, 10828419, 14437892, 18563004, 21656838, 32485257, 43313676, 64970514, 129941028]

約数ペア:

[(1, 129941028), (2, 64970514), (3, 43313676), (4, 32485257), (6, 21656838), (7, 18563004), (9, 14437892), (12, 10828419), (14, 9281502), (18, 7218946), (21, 6187668), (28, 4640751), (36, 3609473), (42, 3093834), (63, 2062556), (84, 1546917), (126, 1031278), (252, 515639)]