20128599495

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{35747}}^1$

素因数の和:35901

約数の個数: 64

約数和(自身を含む): 36994890240

約数和(自身を除く): 16866290745

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 97, 129, 135, 215, 291, 387, 485, 645, 873, 1161, 1455, 1935, 2619, 4171, 4365, 5805, 12513, 13095, 20855, 35747, 37539, 62565, 107241, 112617, 178735, 187695, 321723, 536205, 563085, 965169, 1537121, 1608615, 3467459, 4611363, 4825845, 7685605, 10402377, 13834089, 17337295, 23056815, 31207131, 41502267, 52011885, 69170445, 93621393, 149100737, 156035655, 207511335, 447302211, 468106965, 745503685, 1341906633, 2236511055, 4025719899, 6709533165, 20128599495]

約数ペア:

[(1, 20128599495), (3, 6709533165), (5, 4025719899), (9, 2236511055), (15, 1341906633), (27, 745503685), (43, 468106965), (45, 447302211), (97, 207511335), (129, 156035655), (135, 149100737), (215, 93621393), (291, 69170445), (387, 52011885), (485, 41502267), (645, 31207131), (873, 23056815), (1161, 17337295), (1455, 13834089), (1935, 10402377), (2619, 7685605), (4171, 4825845), (4365, 4611363), (5805, 3467459), (12513, 1608615), (13095, 1537121), (20855, 965169), (35747, 563085), (37539, 536205), (62565, 321723), (107241, 187695), (112617, 178735)]