7081815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1579}}^1$

素因数の和:1623

約数の個数: 32

約数和(自身を含む): 12741120

約数和(自身を除く): 5659305

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 1579, 4485, 4737, 7895, 20527, 23685, 36317, 61581, 102635, 108951, 181585, 307905, 472121, 544755, 1416363, 2360605, 7081815]

約数ペア:

[(1, 7081815), (3, 2360605), (5, 1416363), (13, 544755), (15, 472121), (23, 307905), (39, 181585), (65, 108951), (69, 102635), (115, 61581), (195, 36317), (299, 23685), (345, 20527), (897, 7895), (1495, 4737), (1579, 4485)]