28936737

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2741}}^1$

素因数の和:2790

約数の個数: 32

約数和(自身を含む): 47381760

約数和(自身を除く): 18445023

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 153, 207, 391, 459, 621, 1173, 2741, 3519, 8223, 10557, 24669, 46597, 63043, 74007, 139791, 189129, 419373, 567387, 1071731, 1258119, 1702161, 3215193, 9645579, 28936737]

約数ペア:

[(1, 28936737), (3, 9645579), (9, 3215193), (17, 1702161), (23, 1258119), (27, 1071731), (51, 567387), (69, 419373), (153, 189129), (207, 139791), (391, 74007), (459, 63043), (621, 46597), (1173, 24669), (2741, 10557), (3519, 8223)]