15729147

素因数分解:

$3^5\times 7^2\times {\mathrm{1321}}^1$

素因数の和:1350

約数の個数: 36

約数和(自身を含む): 27428856

約数和(自身を除く): 11699709

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1321, 1323, 1701, 3963, 3969, 9247, 11889, 11907, 27741, 35667, 64729, 83223, 107001, 194187, 249669, 321003, 582561, 749007, 1747683, 2247021, 5243049, 15729147]

約数ペア:

[(1, 15729147), (3, 5243049), (7, 2247021), (9, 1747683), (21, 749007), (27, 582561), (49, 321003), (63, 249669), (81, 194187), (147, 107001), (189, 83223), (243, 64729), (441, 35667), (567, 27741), (1321, 11907), (1323, 11889), (1701, 9247), (3963, 3969)]