28630485

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{449}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 54054000

約数和(自身を除く): 25423515

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 109, 117, 195, 327, 449, 545, 585, 981, 1347, 1417, 1635, 2245, 4041, 4251, 4905, 5837, 6735, 7085, 12753, 17511, 20205, 21255, 29185, 48941, 52533, 63765, 87555, 146823, 244705, 262665, 440469, 636233, 734115, 1908699, 2202345, 3181165, 5726097, 9543495, 28630485]

約数ペア:

[(1, 28630485), (3, 9543495), (5, 5726097), (9, 3181165), (13, 2202345), (15, 1908699), (39, 734115), (45, 636233), (65, 440469), (109, 262665), (117, 244705), (195, 146823), (327, 87555), (449, 63765), (545, 52533), (585, 48941), (981, 29185), (1347, 21255), (1417, 20205), (1635, 17511), (2245, 12753), (4041, 7085), (4251, 6735), (4905, 5837)]