304509205

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{5531}}^1$

素因数の和:5578

約数の個数: 48

約数和(自身を含む): 494428032

約数和(自身を除く): 189918827

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 121, 143, 385, 455, 605, 715, 847, 1001, 1573, 4235, 5005, 5531, 7865, 11011, 27655, 38717, 55055, 60841, 71903, 193585, 304205, 359515, 425887, 503321, 669251, 790933, 2129435, 2516605, 3346255, 3954665, 4684757, 5536531, 8700263, 23423785, 27682655, 43501315, 60901841, 304509205]

約数ペア:

[(1, 304509205), (5, 60901841), (7, 43501315), (11, 27682655), (13, 23423785), (35, 8700263), (55, 5536531), (65, 4684757), (77, 3954665), (91, 3346255), (121, 2516605), (143, 2129435), (385, 790933), (455, 669251), (605, 503321), (715, 425887), (847, 359515), (1001, 304205), (1573, 193585), (4235, 71903), (5005, 60841), (5531, 55055), (7865, 38717), (11011, 27655)]