1728291285

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{1091}}^1$

素因数の和:1263

約数の個数: 96

約数和(自身を含む): 3532419072

約数和(自身を除く): 1804127787

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 63, 105, 107, 141, 235, 315, 321, 329, 423, 535, 705, 749, 963, 987, 1091, 1605, 1645, 2115, 2247, 2961, 3273, 3745, 4815, 4935, 5029, 5455, 6741, 7637, 9819, 11235, 14805, 15087, 16365, 22911, 25145, 33705, 35203, 38185, 45261, 49095, 51277, 68733, 75435, 105609, 114555, 116737, 153831, 176015, 226305, 256385, 316827, 343665, 350211, 358939, 461493, 528045, 583685, 769155, 817159, 1050633, 1076817, 1584135, 1751055, 1794695, 2307465, 2451477, 3230451, 4085795, 5253165, 5384085, 5486639, 7354431, 12257385, 16152255, 16459917, 27433195, 36772155, 38406473, 49379751, 82299585, 115219419, 192032365, 246898755, 345658257, 576097095, 1728291285]

約数ペア:

[(1, 1728291285), (3, 576097095), (5, 345658257), (7, 246898755), (9, 192032365), (15, 115219419), (21, 82299585), (35, 49379751), (45, 38406473), (47, 36772155), (63, 27433195), (105, 16459917), (107, 16152255), (141, 12257385), (235, 7354431), (315, 5486639), (321, 5384085), (329, 5253165), (423, 4085795), (535, 3230451), (705, 2451477), (749, 2307465), (963, 1794695), (987, 1751055), (1091, 1584135), (1605, 1076817), (1645, 1050633), (2115, 817159), (2247, 769155), (2961, 583685), (3273, 528045), (3745, 461493), (4815, 358939), (4935, 350211), (5029, 343665), (5455, 316827), (6741, 256385), (7637, 226305), (9819, 176015), (11235, 153831), (14805, 116737), (15087, 114555), (16365, 105609), (22911, 75435), (25145, 68733), (33705, 51277), (35203, 49095), (38185, 45261)]