12785355

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1123}}^1$

素因数の和:1168

約数の個数: 48

約数和(自身を含む): 25249536

約数和(自身を除く): 12464181

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 165, 207, 253, 345, 495, 759, 1035, 1123, 1265, 2277, 3369, 3795, 5615, 10107, 11385, 12353, 16845, 25829, 37059, 50535, 61765, 77487, 111177, 129145, 185295, 232461, 284119, 387435, 555885, 852357, 1162305, 1420595, 2557071, 4261785, 12785355]

約数ペア:

[(1, 12785355), (3, 4261785), (5, 2557071), (9, 1420595), (11, 1162305), (15, 852357), (23, 555885), (33, 387435), (45, 284119), (55, 232461), (69, 185295), (99, 129145), (115, 111177), (165, 77487), (207, 61765), (253, 50535), (345, 37059), (495, 25829), (759, 16845), (1035, 12353), (1123, 11385), (1265, 10107), (2277, 5615), (3369, 3795)]