72984819

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 105984000

約数和(自身を除く): 32999181

約数列:

[1, 3, 23, 31, 69, 93, 149, 229, 447, 687, 713, 2139, 3427, 4619, 5267, 7099, 10281, 13857, 15801, 21297, 34121, 102363, 106237, 163277, 318711, 489831, 784783, 1057751, 2354349, 3173253, 24328273, 72984819]

約数ペア:

[(1, 72984819), (3, 24328273), (23, 3173253), (31, 2354349), (69, 1057751), (93, 784783), (149, 489831), (229, 318711), (447, 163277), (687, 106237), (713, 102363), (2139, 34121), (3427, 21297), (4619, 15801), (5267, 13857), (7099, 10281)]