389408055

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1128719}}^1$

素因数の和:1128750

約数の個数: 16

約数和(自身を含む): 650142720

約数和(自身を除く): 260734665

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 1128719, 3386157, 5643595, 16930785, 25960537, 77881611, 129802685, 389408055]

約数ペア:

[(1, 389408055), (3, 129802685), (5, 77881611), (15, 25960537), (23, 16930785), (69, 5643595), (115, 3386157), (345, 1128719)]