15745275

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{769}}^1$

素因数の和:805

約数の個数: 72

約数和(自身を含む): 34754720

約数和(自身を除く): 19009445

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 117, 175, 195, 225, 273, 315, 325, 455, 525, 585, 769, 819, 975, 1365, 1575, 2275, 2307, 2925, 3845, 4095, 5383, 6825, 6921, 9997, 11535, 16149, 19225, 20475, 26915, 29991, 34605, 48447, 49985, 57675, 69979, 80745, 89973, 134575, 149955, 173025, 209937, 242235, 249925, 349895, 403725, 449865, 629811, 749775, 1049685, 1211175, 1749475, 2249325, 3149055, 5248425, 15745275]

約数ペア:

[(1, 15745275), (3, 5248425), (5, 3149055), (7, 2249325), (9, 1749475), (13, 1211175), (15, 1049685), (21, 749775), (25, 629811), (35, 449865), (39, 403725), (45, 349895), (63, 249925), (65, 242235), (75, 209937), (91, 173025), (105, 149955), (117, 134575), (175, 89973), (195, 80745), (225, 69979), (273, 57675), (315, 49985), (325, 48447), (455, 34605), (525, 29991), (585, 26915), (769, 20475), (819, 19225), (975, 16149), (1365, 11535), (1575, 9997), (2275, 6921), (2307, 6825), (2925, 5383), (3845, 4095)]