55075215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^2$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 98032032

約数和(自身を除く): 42956817

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 73, 159, 195, 219, 265, 365, 689, 795, 949, 1095, 2067, 2847, 3445, 3869, 4745, 5329, 10335, 11607, 14235, 15987, 19345, 26645, 50297, 58035, 69277, 79935, 150891, 207831, 251485, 282437, 346385, 754455, 847311, 1039155, 1412185, 3671681, 4236555, 11015043, 18358405, 55075215]

約数ペア:

[(1, 55075215), (3, 18358405), (5, 11015043), (13, 4236555), (15, 3671681), (39, 1412185), (53, 1039155), (65, 847311), (73, 754455), (159, 346385), (195, 282437), (219, 251485), (265, 207831), (365, 150891), (689, 79935), (795, 69277), (949, 58035), (1095, 50297), (2067, 26645), (2847, 19345), (3445, 15987), (3869, 14235), (4745, 11607), (5329, 10335)]