16745946

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 39936000

約数和(自身を除く): 23190054

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 79, 98, 103, 147, 158, 206, 237, 294, 309, 343, 474, 553, 618, 686, 721, 1029, 1106, 1442, 1659, 2058, 2163, 3318, 3871, 4326, 5047, 7742, 8137, 10094, 11613, 15141, 16274, 23226, 24411, 27097, 30282, 35329, 48822, 54194, 56959, 70658, 81291, 105987, 113918, 162582, 170877, 211974, 341754, 398713, 797426, 1196139, 2392278, 2790991, 5581982, 8372973, 16745946]

約数ペア:

[(1, 16745946), (2, 8372973), (3, 5581982), (6, 2790991), (7, 2392278), (14, 1196139), (21, 797426), (42, 398713), (49, 341754), (79, 211974), (98, 170877), (103, 162582), (147, 113918), (158, 105987), (206, 81291), (237, 70658), (294, 56959), (309, 54194), (343, 48822), (474, 35329), (553, 30282), (618, 27097), (686, 24411), (721, 23226), (1029, 16274), (1106, 15141), (1442, 11613), (1659, 10094), (2058, 8137), (2163, 7742), (3318, 5047), (3871, 4326)]