2178012195

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1\times {\mathrm{4273}}^1$

素因数の和:4572

約数の個数: 48

約数和(自身を含む): 3872449152

約数和(自身を除く): 1694436957

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 241, 423, 705, 723, 1205, 2115, 2169, 3615, 4273, 10845, 11327, 12819, 21365, 33981, 38457, 56635, 64095, 101943, 169905, 192285, 200831, 509715, 602493, 1004155, 1029793, 1807479, 3012465, 3089379, 5148965, 9037395, 9268137, 15446895, 46340685, 48400271, 145200813, 242001355, 435602439, 726004065, 2178012195]

約数ペア:

[(1, 2178012195), (3, 726004065), (5, 435602439), (9, 242001355), (15, 145200813), (45, 48400271), (47, 46340685), (141, 15446895), (235, 9268137), (241, 9037395), (423, 5148965), (705, 3089379), (723, 3012465), (1205, 1807479), (2115, 1029793), (2169, 1004155), (3615, 602493), (4273, 509715), (10845, 200831), (11327, 192285), (12819, 169905), (21365, 101943), (33981, 64095), (38457, 56635)]