78630921

素因数分解:

$3^2\times {\mathrm{103}}^1\times {\mathrm{271}}^1\times {\mathrm{313}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 115471616

約数和(自身を除く): 36840695

約数列:

[1, 3, 9, 103, 271, 309, 313, 813, 927, 939, 2439, 2817, 27913, 32239, 83739, 84823, 96717, 251217, 254469, 290151, 763407, 8736769, 26210307, 78630921]

約数ペア:

[(1, 78630921), (3, 26210307), (9, 8736769), (103, 763407), (271, 290151), (309, 254469), (313, 251217), (813, 96717), (927, 84823), (939, 83739), (2439, 32239), (2817, 27913)]