390393465

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1489}}^1$

素因数の和:1742

約数の個数: 64

約数和(自身を含む): 782714880

約数和(自身を除く): 392321415

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 227, 231, 385, 681, 1135, 1155, 1489, 1589, 2497, 3405, 4467, 4767, 7445, 7491, 7945, 10423, 12485, 16379, 17479, 22335, 23835, 31269, 37455, 49137, 52115, 52437, 81895, 87395, 114653, 156345, 245685, 262185, 338003, 343959, 573265, 1014009, 1690015, 1719795, 2366021, 3718033, 5070045, 7098063, 11154099, 11830105, 18590165, 26026231, 35490315, 55770495, 78078693, 130131155, 390393465]

約数ペア:

[(1, 390393465), (3, 130131155), (5, 78078693), (7, 55770495), (11, 35490315), (15, 26026231), (21, 18590165), (33, 11830105), (35, 11154099), (55, 7098063), (77, 5070045), (105, 3718033), (165, 2366021), (227, 1719795), (231, 1690015), (385, 1014009), (681, 573265), (1135, 343959), (1155, 338003), (1489, 262185), (1589, 245685), (2497, 156345), (3405, 114653), (4467, 87395), (4767, 81895), (7445, 52437), (7491, 52115), (7945, 49137), (10423, 37455), (12485, 31269), (16379, 23835), (17479, 22335)]