82779885

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{449}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 152895600

約数和(自身を除く): 70115715

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 241, 255, 449, 723, 765, 1205, 1347, 2169, 2245, 3615, 4041, 4097, 6735, 7633, 10845, 12291, 20205, 20485, 22899, 36873, 38165, 61455, 68697, 108209, 114495, 184365, 324627, 343485, 541045, 973881, 1623135, 1839553, 4869405, 5518659, 9197765, 16555977, 27593295, 82779885]

約数ペア:

[(1, 82779885), (3, 27593295), (5, 16555977), (9, 9197765), (15, 5518659), (17, 4869405), (45, 1839553), (51, 1623135), (85, 973881), (153, 541045), (241, 343485), (255, 324627), (449, 184365), (723, 114495), (765, 108209), (1205, 68697), (1347, 61455), (2169, 38165), (2245, 36873), (3615, 22899), (4041, 20485), (4097, 20205), (6735, 12291), (7633, 10845)]