27728379

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5059}}^1$

素因数の和:5104

約数の個数: 32

約数和(自身を含む): 48576000

約数和(自身を除く): 20847621

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5059, 5481, 15177, 35413, 45531, 106239, 136593, 146711, 318717, 440133, 956151, 1026977, 1320399, 3080931, 3961197, 9242793, 27728379]

約数ペア:

[(1, 27728379), (3, 9242793), (7, 3961197), (9, 3080931), (21, 1320399), (27, 1026977), (29, 956151), (63, 440133), (87, 318717), (189, 146711), (203, 136593), (261, 106239), (609, 45531), (783, 35413), (1827, 15177), (5059, 5481)]