78930315

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20161}}^1$

素因数の和:20204

約数の個数: 32

約数和(自身を含む): 145166400

約数和(自身を除く): 66236085

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 20161, 60483, 100805, 181449, 302415, 544347, 584669, 907245, 1754007, 2721735, 2923345, 5262021, 8770035, 15786063, 26310105, 78930315]

約数ペア:

[(1, 78930315), (3, 26310105), (5, 15786063), (9, 8770035), (15, 5262021), (27, 2923345), (29, 2721735), (45, 1754007), (87, 907245), (135, 584669), (145, 544347), (261, 302415), (435, 181449), (783, 100805), (1305, 60483), (3915, 20161)]