920565405

素因数分解:

$3^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:297

約数の個数: 96

約数和(自身を含む): 1710543744

約数和(自身を除く): 789978339

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 81, 97, 107, 135, 219, 243, 291, 321, 365, 405, 485, 535, 657, 873, 963, 1095, 1215, 1455, 1605, 1971, 2619, 2889, 3285, 4365, 4815, 5913, 7081, 7811, 7857, 8667, 9855, 10379, 13095, 14445, 17739, 21243, 23433, 23571, 26001, 29565, 31137, 35405, 39055, 39285, 43335, 51895, 63729, 70299, 88695, 93411, 106215, 117165, 117855, 130005, 155685, 191187, 210897, 280233, 318645, 351495, 467055, 573561, 632691, 757667, 840699, 955935, 1054485, 1401165, 1720683, 1898073, 2273001, 2522097, 2867805, 3163455, 3788335, 4203495, 6819003, 8603415, 9490365, 11365005, 12610485, 20457009, 34095015, 61371027, 102285045, 184113081, 306855135, 920565405]

約数ペア:

[(1, 920565405), (3, 306855135), (5, 184113081), (9, 102285045), (15, 61371027), (27, 34095015), (45, 20457009), (73, 12610485), (81, 11365005), (97, 9490365), (107, 8603415), (135, 6819003), (219, 4203495), (243, 3788335), (291, 3163455), (321, 2867805), (365, 2522097), (405, 2273001), (485, 1898073), (535, 1720683), (657, 1401165), (873, 1054485), (963, 955935), (1095, 840699), (1215, 757667), (1455, 632691), (1605, 573561), (1971, 467055), (2619, 351495), (2889, 318645), (3285, 280233), (4365, 210897), (4815, 191187), (5913, 155685), (7081, 130005), (7811, 117855), (7857, 117165), (8667, 106215), (9855, 93411), (10379, 88695), (13095, 70299), (14445, 63729), (17739, 51895), (21243, 43335), (23433, 39285), (23571, 39055), (26001, 35405), (29565, 31137)]