201455865

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:519

約数の個数: 96

約数和(自身を含む): 407586816

約数和(自身を除く): 206130951

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 47, 51, 65, 85, 117, 141, 153, 195, 221, 235, 255, 423, 431, 585, 611, 663, 705, 765, 799, 1105, 1293, 1833, 1989, 2115, 2155, 2397, 3055, 3315, 3879, 3995, 5499, 5603, 6465, 7191, 7327, 9165, 9945, 10387, 11985, 16809, 19395, 20257, 21981, 27495, 28015, 31161, 35955, 36635, 50427, 51935, 60771, 65943, 84045, 93483, 95251, 101285, 109905, 155805, 182313, 252135, 263341, 285753, 303855, 329715, 344369, 467415, 476255, 790023, 857259, 911565, 1033107, 1316705, 1428765, 1721845, 2370069, 3099321, 3950115, 4286295, 4476797, 5165535, 11850345, 13430391, 15496605, 22383985, 40291173, 67151955, 201455865]

約数ペア:

[(1, 201455865), (3, 67151955), (5, 40291173), (9, 22383985), (13, 15496605), (15, 13430391), (17, 11850345), (39, 5165535), (45, 4476797), (47, 4286295), (51, 3950115), (65, 3099321), (85, 2370069), (117, 1721845), (141, 1428765), (153, 1316705), (195, 1033107), (221, 911565), (235, 857259), (255, 790023), (423, 476255), (431, 467415), (585, 344369), (611, 329715), (663, 303855), (705, 285753), (765, 263341), (799, 252135), (1105, 182313), (1293, 155805), (1833, 109905), (1989, 101285), (2115, 95251), (2155, 93483), (2397, 84045), (3055, 65943), (3315, 60771), (3879, 51935), (3995, 50427), (5499, 36635), (5603, 35955), (6465, 31161), (7191, 28015), (7327, 27495), (9165, 21981), (9945, 20257), (10387, 19395), (11985, 16809)]