621000446

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{311}}^1$

素因数の和:641

約数の個数: 64

約数和(自身を含む): 1140272640

約数和(自身を除く): 519272194

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 187, 209, 281, 311, 323, 374, 418, 562, 622, 646, 3091, 3421, 3553, 4777, 5287, 5339, 5909, 6182, 6842, 7106, 9554, 10574, 10678, 11818, 52547, 58157, 58729, 64999, 87391, 90763, 100453, 105094, 116314, 117458, 129998, 174782, 181526, 200906, 961301, 998393, 1104983, 1485647, 1660429, 1922602, 1996786, 2209966, 2971294, 3320858, 16342117, 18264719, 28227293, 32684234, 36529438, 56454586, 310500223, 621000446]

約数ペア:

[(1, 621000446), (2, 310500223), (11, 56454586), (17, 36529438), (19, 32684234), (22, 28227293), (34, 18264719), (38, 16342117), (187, 3320858), (209, 2971294), (281, 2209966), (311, 1996786), (323, 1922602), (374, 1660429), (418, 1485647), (562, 1104983), (622, 998393), (646, 961301), (3091, 200906), (3421, 181526), (3553, 174782), (4777, 129998), (5287, 117458), (5339, 116314), (5909, 105094), (6182, 100453), (6842, 90763), (7106, 87391), (9554, 64999), (10574, 58729), (10678, 58157), (11818, 52547)]