28251145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2917}}^1$

素因数の和:3084

約数の個数: 16

約数和(自身を含む): 36766800

約数和(自身を除く): 8515655

約数列:

[1, 5, 13, 65, 149, 745, 1937, 2917, 9685, 14585, 37921, 189605, 434633, 2173165, 5650229, 28251145]

約数ペア:

[(1, 28251145), (5, 5650229), (13, 2173165), (65, 434633), (149, 189605), (745, 37921), (1937, 14585), (2917, 9685)]