28300041

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 51612288

約数和(自身を除く): 23312247

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 97, 99, 231, 291, 421, 679, 693, 873, 1067, 1263, 2037, 2947, 3201, 3789, 4631, 6111, 7469, 8841, 9603, 13893, 22407, 26523, 32417, 40837, 41679, 67221, 97251, 122511, 285859, 291753, 367533, 449207, 857577, 1347621, 2572731, 3144449, 4042863, 9433347, 28300041]

約数ペア:

[(1, 28300041), (3, 9433347), (7, 4042863), (9, 3144449), (11, 2572731), (21, 1347621), (33, 857577), (63, 449207), (77, 367533), (97, 291753), (99, 285859), (231, 122511), (291, 97251), (421, 67221), (679, 41679), (693, 40837), (873, 32417), (1067, 26523), (1263, 22407), (2037, 13893), (2947, 9603), (3201, 8841), (3789, 7469), (4631, 6111)]