28975077

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 46126080

約数和(自身を除く): 17151003

約数列:

[1, 3, 9, 27, 43, 47, 59, 81, 129, 141, 177, 243, 387, 423, 531, 1161, 1269, 1593, 2021, 2537, 2773, 3483, 3807, 4779, 6063, 7611, 8319, 10449, 11421, 14337, 18189, 22833, 24957, 54567, 68499, 74871, 119239, 163701, 205497, 224613, 357717, 491103, 616491, 673839, 1073151, 3219453, 9658359, 28975077]

約数ペア:

[(1, 28975077), (3, 9658359), (9, 3219453), (27, 1073151), (43, 673839), (47, 616491), (59, 491103), (81, 357717), (129, 224613), (141, 205497), (177, 163701), (243, 119239), (387, 74871), (423, 68499), (531, 54567), (1161, 24957), (1269, 22833), (1593, 18189), (2021, 14337), (2537, 11421), (2773, 10449), (3483, 8319), (3807, 7611), (4779, 6063)]