1338403976

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{3361}}^1$

素因数の和:3934

約数の個数: 64

約数和(自身を含む): 3095191680

約数和(自身を除く): 1756787704

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 547, 728, 1094, 2188, 3361, 3829, 4376, 6722, 7111, 7658, 13444, 14222, 15316, 23527, 26888, 28444, 30632, 43693, 47054, 49777, 56888, 87386, 94108, 99554, 174772, 188216, 199108, 305851, 349544, 398216, 611702, 1223404, 1838467, 2446808, 3676934, 7353868, 12869269, 14707736, 23900071, 25738538, 47800142, 51477076, 95600284, 102954152, 167300497, 191200568, 334600994, 669201988, 1338403976]

約数ペア:

[(1, 1338403976), (2, 669201988), (4, 334600994), (7, 191200568), (8, 167300497), (13, 102954152), (14, 95600284), (26, 51477076), (28, 47800142), (52, 25738538), (56, 23900071), (91, 14707736), (104, 12869269), (182, 7353868), (364, 3676934), (547, 2446808), (728, 1838467), (1094, 1223404), (2188, 611702), (3361, 398216), (3829, 349544), (4376, 305851), (6722, 199108), (7111, 188216), (7658, 174772), (13444, 99554), (14222, 94108), (15316, 87386), (23527, 56888), (26888, 49777), (28444, 47054), (30632, 43693)]