28947915

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9323}}^1$

素因数の和:9360

約数の個数: 32

約数和(自身を含む): 53706240

約数和(自身を除く): 24758325

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 9323, 27969, 46615, 83907, 139845, 214429, 251721, 419535, 643287, 1072145, 1258605, 1929861, 3216435, 5789583, 9649305, 28947915]

約数ペア:

[(1, 28947915), (3, 9649305), (5, 5789583), (9, 3216435), (15, 1929861), (23, 1258605), (27, 1072145), (45, 643287), (69, 419535), (115, 251721), (135, 214429), (207, 139845), (345, 83907), (621, 46615), (1035, 27969), (3105, 9323)]