15865212

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{457}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 40626432

約数和(自身を除く): 24761220

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 263, 457, 526, 789, 914, 1052, 1371, 1578, 1828, 2742, 2893, 3156, 5027, 5484, 5786, 8679, 10054, 11572, 15081, 17358, 20108, 30162, 34716, 60324, 120191, 240382, 360573, 480764, 721146, 1322101, 1442292, 2644202, 3966303, 5288404, 7932606, 15865212]

約数ペア:

[(1, 15865212), (2, 7932606), (3, 5288404), (4, 3966303), (6, 2644202), (11, 1442292), (12, 1322101), (22, 721146), (33, 480764), (44, 360573), (66, 240382), (132, 120191), (263, 60324), (457, 34716), (526, 30162), (789, 20108), (914, 17358), (1052, 15081), (1371, 11572), (1578, 10054), (1828, 8679), (2742, 5786), (2893, 5484), (3156, 5027)]