207989145

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{3907}}^1$

素因数の和:3951

約数の個数: 72

約数和(自身を含む): 446262336

約数和(自身を除く): 238273191

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 169, 195, 273, 315, 455, 507, 585, 819, 845, 1183, 1365, 1521, 2535, 3549, 3907, 4095, 5915, 7605, 10647, 11721, 17745, 19535, 27349, 35163, 50791, 53235, 58605, 82047, 136745, 152373, 175815, 246141, 253955, 355537, 410235, 457119, 660283, 761865, 1066611, 1230705, 1777685, 1980849, 2285595, 3199833, 3301415, 4621981, 5333055, 5942547, 9904245, 13865943, 15999165, 23109905, 29712735, 41597829, 69329715, 207989145]

約数ペア:

[(1, 207989145), (3, 69329715), (5, 41597829), (7, 29712735), (9, 23109905), (13, 15999165), (15, 13865943), (21, 9904245), (35, 5942547), (39, 5333055), (45, 4621981), (63, 3301415), (65, 3199833), (91, 2285595), (105, 1980849), (117, 1777685), (169, 1230705), (195, 1066611), (273, 761865), (315, 660283), (455, 457119), (507, 410235), (585, 355537), (819, 253955), (845, 246141), (1183, 175815), (1365, 152373), (1521, 136745), (2535, 82047), (3549, 58605), (3907, 53235), (4095, 50791), (5915, 35163), (7605, 27349), (10647, 19535), (11721, 17745)]