664875846

素因数分解:

$2^1\times 3^2\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{1579}}^1$

素因数の和:1893

約数の個数: 48

約数和(自身を含む): 1460394000

約数和(自身を除く): 795518154

約数列:

[1, 2, 3, 6, 9, 18, 149, 157, 298, 314, 447, 471, 894, 942, 1341, 1413, 1579, 2682, 2826, 3158, 4737, 9474, 14211, 23393, 28422, 46786, 70179, 140358, 210537, 235271, 247903, 421074, 470542, 495806, 705813, 743709, 1411626, 1487418, 2117439, 2231127, 4234878, 4462254, 36937547, 73875094, 110812641, 221625282, 332437923, 664875846]

約数ペア:

[(1, 664875846), (2, 332437923), (3, 221625282), (6, 110812641), (9, 73875094), (18, 36937547), (149, 4462254), (157, 4234878), (298, 2231127), (314, 2117439), (447, 1487418), (471, 1411626), (894, 743709), (942, 705813), (1341, 495806), (1413, 470542), (1579, 421074), (2682, 247903), (2826, 235271), (3158, 210537), (4737, 140358), (9474, 70179), (14211, 46786), (23393, 28422)]