245787885

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1307}}^1$

素因数の和:1527

約数の個数: 64

約数和(自身を含む): 502272000

約数和(自身を除く): 256484115

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 199, 315, 597, 945, 995, 1307, 1393, 1791, 2985, 3921, 4179, 5373, 6535, 6965, 8955, 9149, 11763, 12537, 19605, 20895, 26865, 27447, 35289, 37611, 45745, 58815, 62685, 82341, 137235, 176445, 188055, 247023, 260093, 411705, 780279, 1235115, 1300465, 1820651, 2340837, 3901395, 5461953, 7022511, 9103255, 11704185, 16385859, 27309765, 35112555, 49157577, 81929295, 245787885]

約数ペア:

[(1, 245787885), (3, 81929295), (5, 49157577), (7, 35112555), (9, 27309765), (15, 16385859), (21, 11704185), (27, 9103255), (35, 7022511), (45, 5461953), (63, 3901395), (105, 2340837), (135, 1820651), (189, 1300465), (199, 1235115), (315, 780279), (597, 411705), (945, 260093), (995, 247023), (1307, 188055), (1393, 176445), (1791, 137235), (2985, 82341), (3921, 62685), (4179, 58815), (5373, 45745), (6535, 37611), (6965, 35289), (8955, 27447), (9149, 26865), (11763, 20895), (12537, 19605)]