555780405

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{587}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 975421440

約数和(自身を除く): 419641035

約数列:

[1, 3, 5, 15, 17, 47, 51, 79, 85, 141, 235, 237, 255, 395, 587, 705, 799, 1185, 1343, 1761, 2397, 2935, 3713, 3995, 4029, 6715, 8805, 9979, 11139, 11985, 18565, 20145, 27589, 29937, 46373, 49895, 55695, 63121, 82767, 137945, 139119, 149685, 189363, 231865, 315605, 413835, 469013, 695595, 788341, 946815, 1407039, 2179531, 2345065, 2365023, 3941705, 6538593, 7035195, 10897655, 11825115, 32692965, 37052027, 111156081, 185260135, 555780405]

約数ペア:

[(1, 555780405), (3, 185260135), (5, 111156081), (15, 37052027), (17, 32692965), (47, 11825115), (51, 10897655), (79, 7035195), (85, 6538593), (141, 3941705), (235, 2365023), (237, 2345065), (255, 2179531), (395, 1407039), (587, 946815), (705, 788341), (799, 695595), (1185, 469013), (1343, 413835), (1761, 315605), (2397, 231865), (2935, 189363), (3713, 149685), (3995, 139119), (4029, 137945), (6715, 82767), (8805, 63121), (9979, 55695), (11139, 49895), (11985, 46373), (18565, 29937), (20145, 27589)]