287011107

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{48539}}^1$

素因数の和:48624

約数の個数: 20

約数和(自身を含む): 434627160

約数和(自身を除く): 147616053

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 48539, 145617, 436851, 1310553, 3543347, 3931659, 10630041, 31890123, 95670369, 287011107]

約数ペア:

[(1, 287011107), (3, 95670369), (9, 31890123), (27, 10630041), (73, 3931659), (81, 3543347), (219, 1310553), (657, 436851), (1971, 145617), (5913, 48539)]