187768145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^2\times {\mathrm{173}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 242097336

約数和(自身を除く): 54329191

約数列:

[1, 5, 17, 85, 113, 173, 565, 865, 1921, 2941, 9605, 12769, 14705, 19549, 63845, 97745, 217073, 332333, 1085365, 1661665, 2209037, 11045185, 37553629, 187768145]

約数ペア:

[(1, 187768145), (5, 37553629), (17, 11045185), (85, 2209037), (113, 1661665), (173, 1085365), (565, 332333), (865, 217073), (1921, 97745), (2941, 63845), (9605, 19549), (12769, 14705)]