78931212

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1\times {\mathrm{457}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 190051680

約数和(自身を除く): 111120468

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 389, 444, 457, 778, 914, 1167, 1371, 1556, 1828, 2334, 2742, 4668, 5484, 14393, 16909, 28786, 33818, 43179, 50727, 57572, 67636, 86358, 101454, 172716, 177773, 202908, 355546, 533319, 711092, 1066638, 2133276, 6577601, 13155202, 19732803, 26310404, 39465606, 78931212]

約数ペア:

[(1, 78931212), (2, 39465606), (3, 26310404), (4, 19732803), (6, 13155202), (12, 6577601), (37, 2133276), (74, 1066638), (111, 711092), (148, 533319), (222, 355546), (389, 202908), (444, 177773), (457, 172716), (778, 101454), (914, 86358), (1167, 67636), (1371, 57572), (1556, 50727), (1828, 43179), (2334, 33818), (2742, 28786), (4668, 16909), (5484, 14393)]