15865956

素因数分解:

$2^2\times 3^6\times {\mathrm{5441}}^1$

素因数の和:5463

約数の個数: 42

約数和(自身を含む): 41636742

約数和(自身を除く): 25770786

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 5441, 10882, 16323, 21764, 32646, 48969, 65292, 97938, 146907, 195876, 293814, 440721, 587628, 881442, 1322163, 1762884, 2644326, 3966489, 5288652, 7932978, 15865956]

約数ペア:

[(1, 15865956), (2, 7932978), (3, 5288652), (4, 3966489), (6, 2644326), (9, 1762884), (12, 1322163), (18, 881442), (27, 587628), (36, 440721), (54, 293814), (81, 195876), (108, 146907), (162, 97938), (243, 65292), (324, 48969), (486, 32646), (729, 21764), (972, 16323), (1458, 10882), (2916, 5441)]