28565790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{809}}^1$

素因数の和:937

約数の個数: 64

約数和(自身を含む): 75582720

約数和(自身を除く): 47016930

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 107, 110, 165, 214, 321, 330, 535, 642, 809, 1070, 1177, 1605, 1618, 2354, 2427, 3210, 3531, 4045, 4854, 5885, 7062, 8090, 8899, 11770, 12135, 17655, 17798, 24270, 26697, 35310, 44495, 53394, 86563, 88990, 133485, 173126, 259689, 266970, 432815, 519378, 865630, 952193, 1298445, 1904386, 2596890, 2856579, 4760965, 5713158, 9521930, 14282895, 28565790]

約数ペア:

[(1, 28565790), (2, 14282895), (3, 9521930), (5, 5713158), (6, 4760965), (10, 2856579), (11, 2596890), (15, 1904386), (22, 1298445), (30, 952193), (33, 865630), (55, 519378), (66, 432815), (107, 266970), (110, 259689), (165, 173126), (214, 133485), (321, 88990), (330, 86563), (535, 53394), (642, 44495), (809, 35310), (1070, 26697), (1177, 24270), (1605, 17798), (1618, 17655), (2354, 12135), (2427, 11770), (3210, 8899), (3531, 8090), (4045, 7062), (4854, 5885)]