142788255

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{413879}}^1$

素因数の和:413910

約数の個数: 16

約数和(自身を含む): 238394880

約数和(自身を除く): 95606625

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 413879, 1241637, 2069395, 6208185, 9519217, 28557651, 47596085, 142788255]

約数ペア:

[(1, 142788255), (3, 47596085), (5, 28557651), (15, 9519217), (23, 6208185), (69, 2069395), (115, 1241637), (345, 413879)]