287724723

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{5281}}^1$

素因数の和:5435

約数の個数: 32

約数和(自身を含む): 454336512

約数和(自身を除く): 166611789

約数列:

[1, 3, 11, 13, 33, 39, 127, 143, 381, 429, 1397, 1651, 4191, 4953, 5281, 15843, 18161, 54483, 58091, 68653, 174273, 205959, 670687, 755183, 2012061, 2265549, 7377557, 8718931, 22132671, 26156793, 95908241, 287724723]

約数ペア:

[(1, 287724723), (3, 95908241), (11, 26156793), (13, 22132671), (33, 8718931), (39, 7377557), (127, 2265549), (143, 2012061), (381, 755183), (429, 670687), (1397, 205959), (1651, 174273), (4191, 68653), (4953, 58091), (5281, 54483), (15843, 18161)]