645038646

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{8537}}^1$

素因数の和:8813

約数の個数: 48

約数和(自身を含む): 1506717936

約数和(自身を除く): 861679290

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 257, 294, 514, 771, 1542, 1799, 3598, 5397, 8537, 10794, 12593, 17074, 25186, 25611, 37779, 51222, 59759, 75558, 119518, 179277, 358554, 418313, 836626, 1254939, 2194009, 2509878, 4388018, 6582027, 13164054, 15358063, 30716126, 46074189, 92148378, 107506441, 215012882, 322519323, 645038646]

約数ペア:

[(1, 645038646), (2, 322519323), (3, 215012882), (6, 107506441), (7, 92148378), (14, 46074189), (21, 30716126), (42, 15358063), (49, 13164054), (98, 6582027), (147, 4388018), (257, 2509878), (294, 2194009), (514, 1254939), (771, 836626), (1542, 418313), (1799, 358554), (3598, 179277), (5397, 119518), (8537, 75558), (10794, 59759), (12593, 51222), (17074, 37779), (25186, 25611)]