168420255

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{387173}}^1$

素因数の和:387210

約数の個数: 16

約数和(自身を含む): 278765280

約数和(自身を除く): 110345025

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 387173, 1161519, 1935865, 5807595, 11228017, 33684051, 56140085, 168420255]

約数ペア:

[(1, 168420255), (3, 56140085), (5, 33684051), (15, 11228017), (29, 5807595), (87, 1935865), (145, 1161519), (435, 387173)]