225405555

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{1009}}^1$

素因数の和:1351

約数の個数: 32

約数和(自身を含む): 369126720

約数和(自身を除く): 143721165

約数列:

[1, 3, 5, 15, 53, 159, 265, 281, 795, 843, 1009, 1405, 3027, 4215, 5045, 14893, 15135, 44679, 53477, 74465, 160431, 223395, 267385, 283529, 802155, 850587, 1417645, 4252935, 15027037, 45081111, 75135185, 225405555]

約数ペア:

[(1, 225405555), (3, 75135185), (5, 45081111), (15, 15027037), (53, 4252935), (159, 1417645), (265, 850587), (281, 802155), (795, 283529), (843, 267385), (1009, 223395), (1405, 160431), (3027, 74465), (4215, 53477), (5045, 44679), (14893, 15135)]