128451372

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{2213}}^1$

素因数の和:2918

約数の個数: 48

約数和(自身を含む): 343187712

約数和(自身を除く): 214736340

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 691, 1382, 2073, 2213, 2764, 4146, 4426, 4837, 6639, 8292, 8852, 9674, 13278, 14511, 15491, 19348, 26556, 29022, 30982, 46473, 58044, 61964, 92946, 185892, 1529183, 3058366, 4587549, 6116732, 9175098, 10704281, 18350196, 21408562, 32112843, 42817124, 64225686, 128451372]

約数ペア:

[(1, 128451372), (2, 64225686), (3, 42817124), (4, 32112843), (6, 21408562), (7, 18350196), (12, 10704281), (14, 9175098), (21, 6116732), (28, 4587549), (42, 3058366), (84, 1529183), (691, 185892), (1382, 92946), (2073, 61964), (2213, 58044), (2764, 46473), (4146, 30982), (4426, 29022), (4837, 26556), (6639, 19348), (8292, 15491), (8852, 14511), (9674, 13278)]