1328778885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{17749}}^1$

素因数の和:17818

約数の個数: 64

約数和(自身を含む): 2617344000

約数和(自身を除く): 1288565115

約数列:

[1, 3, 5, 7, 15, 21, 23, 31, 35, 69, 93, 105, 115, 155, 161, 217, 345, 465, 483, 651, 713, 805, 1085, 2139, 2415, 3255, 3565, 4991, 10695, 14973, 17749, 24955, 53247, 74865, 88745, 124243, 266235, 372729, 408227, 550219, 621215, 1224681, 1650657, 1863645, 2041135, 2751095, 2857589, 3851533, 6123405, 8253285, 8572767, 11554599, 12655037, 14287945, 19257665, 37965111, 42863835, 57772995, 63275185, 88585259, 189825555, 265755777, 442926295, 1328778885]

約数ペア:

[(1, 1328778885), (3, 442926295), (5, 265755777), (7, 189825555), (15, 88585259), (21, 63275185), (23, 57772995), (31, 42863835), (35, 37965111), (69, 19257665), (93, 14287945), (105, 12655037), (115, 11554599), (155, 8572767), (161, 8253285), (217, 6123405), (345, 3851533), (465, 2857589), (483, 2751095), (651, 2041135), (713, 1863645), (805, 1650657), (1085, 1224681), (2139, 621215), (2415, 550219), (3255, 408227), (3565, 372729), (4991, 266235), (10695, 124243), (14973, 88745), (17749, 74865), (24955, 53247)]