388049151

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{1117}}^1$

素因数の和:1431

約数の個数: 32

約数和(自身を含む): 602754048

約数和(自身を除く): 214704897

約数列:

[1, 3, 7, 21, 71, 213, 233, 497, 699, 1117, 1491, 1631, 3351, 4893, 7819, 16543, 23457, 49629, 79307, 115801, 237921, 260261, 347403, 555149, 780783, 1665447, 1821827, 5465481, 18478531, 55435593, 129349717, 388049151]

約数ペア:

[(1, 388049151), (3, 129349717), (7, 55435593), (21, 18478531), (71, 5465481), (213, 1821827), (233, 1665447), (497, 780783), (699, 555149), (1117, 347403), (1491, 260261), (1631, 237921), (3351, 115801), (4893, 79307), (7819, 49629), (16543, 23457)]