51557415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:488

約数の個数: 64

約数和(自身を含む): 102767616

約数和(自身を除く): 51210201

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 107, 195, 273, 321, 353, 455, 535, 749, 1059, 1365, 1391, 1605, 1765, 2247, 2471, 3745, 4173, 4589, 5295, 6955, 7413, 9737, 11235, 12355, 13767, 20865, 22945, 29211, 32123, 37065, 37771, 48685, 68835, 96369, 113313, 146055, 160615, 188855, 264397, 481845, 491023, 566565, 793191, 1321985, 1473069, 2455115, 3437161, 3965955, 7365345, 10311483, 17185805, 51557415]

約数ペア:

[(1, 51557415), (3, 17185805), (5, 10311483), (7, 7365345), (13, 3965955), (15, 3437161), (21, 2455115), (35, 1473069), (39, 1321985), (65, 793191), (91, 566565), (105, 491023), (107, 481845), (195, 264397), (273, 188855), (321, 160615), (353, 146055), (455, 113313), (535, 96369), (749, 68835), (1059, 48685), (1365, 37771), (1391, 37065), (1605, 32123), (1765, 29211), (2247, 22945), (2471, 20865), (3745, 13767), (4173, 12355), (4589, 11235), (5295, 9737), (6955, 7413)]