55418415

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7681}}^1$

素因数の和:7739

約数の個数: 32

約数和(自身を含む): 98083776

約数和(自身を除く): 42665361

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215, 7681, 23043, 38405, 99853, 115215, 284197, 299559, 499265, 852591, 1420985, 1497795, 3694561, 4262955, 11083683, 18472805, 55418415]

約数ペア:

[(1, 55418415), (3, 18472805), (5, 11083683), (13, 4262955), (15, 3694561), (37, 1497795), (39, 1420985), (65, 852591), (111, 499265), (185, 299559), (195, 284197), (481, 115215), (555, 99853), (1443, 38405), (2405, 23043), (7215, 7681)]