28952775

素因数分解:

$3^3\times 5^2\times {\mathrm{59}}^1\times {\mathrm{727}}^1$

素因数の和:805

約数の個数: 48

約数和(自身を含む): 54163200

約数和(自身を除く): 25210425

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 59, 75, 135, 177, 225, 295, 531, 675, 727, 885, 1475, 1593, 2181, 2655, 3635, 4425, 6543, 7965, 10905, 13275, 18175, 19629, 32715, 39825, 42893, 54525, 98145, 128679, 163575, 214465, 386037, 490725, 643395, 1072325, 1158111, 1930185, 3216975, 5790555, 9650925, 28952775]

約数ペア:

[(1, 28952775), (3, 9650925), (5, 5790555), (9, 3216975), (15, 1930185), (25, 1158111), (27, 1072325), (45, 643395), (59, 490725), (75, 386037), (135, 214465), (177, 163575), (225, 128679), (295, 98145), (531, 54525), (675, 42893), (727, 39825), (885, 32715), (1475, 19629), (1593, 18175), (2181, 13275), (2655, 10905), (3635, 7965), (4425, 6543)]