28867670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{222059}}^1$

素因数の和:222079

約数の個数: 16

約数和(自身を含む): 55959120

約数和(自身を除く): 27091450

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 222059, 444118, 1110295, 2220590, 2886767, 5773534, 14433835, 28867670]

約数ペア:

[(1, 28867670), (2, 14433835), (5, 5773534), (10, 2886767), (13, 2220590), (26, 1110295), (65, 444118), (130, 222059)]