28563465

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1367}}^1$

素因数の和:1581

約数の個数: 32

約数和(自身を含む): 52531200

約数和(自身を除く): 23967735

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 199, 597, 995, 1367, 1393, 2985, 4101, 4179, 6835, 6965, 9569, 20505, 20895, 28707, 47845, 143535, 272033, 816099, 1360165, 1904231, 4080495, 5712693, 9521155, 28563465]

約数ペア:

[(1, 28563465), (3, 9521155), (5, 5712693), (7, 4080495), (15, 1904231), (21, 1360165), (35, 816099), (105, 272033), (199, 143535), (597, 47845), (995, 28707), (1367, 20895), (1393, 20505), (2985, 9569), (4101, 6965), (4179, 6835)]