28582970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{1301}}^1$

素因数の和:1347

約数の個数: 32

約数和(自身を含む): 55777680

約数和(自身を除く): 27194710

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1301, 1690, 2197, 2602, 4394, 6505, 10985, 13010, 16913, 21970, 33826, 84565, 169130, 219869, 439738, 1099345, 2198690, 2858297, 5716594, 14291485, 28582970]

約数ペア:

[(1, 28582970), (2, 14291485), (5, 5716594), (10, 2858297), (13, 2198690), (26, 1099345), (65, 439738), (130, 219869), (169, 169130), (338, 84565), (845, 33826), (1301, 21970), (1690, 16913), (2197, 13010), (2602, 10985), (4394, 6505)]