291147015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{3061}}^1$

素因数の和:3459

約数の個数: 32

約数和(自身を含む): 494721216

約数和(自身を除く): 203574201

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 373, 1119, 1865, 3061, 5595, 6341, 9183, 15305, 19023, 31705, 45915, 52037, 95115, 156111, 260185, 780555, 1141753, 3425259, 5708765, 17126295, 19409801, 58229403, 97049005, 291147015]

約数ペア:

[(1, 291147015), (3, 97049005), (5, 58229403), (15, 19409801), (17, 17126295), (51, 5708765), (85, 3425259), (255, 1141753), (373, 780555), (1119, 260185), (1865, 156111), (3061, 95115), (5595, 52037), (6341, 45915), (9183, 31705), (15305, 19023)]