61745355

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{293}}^1$

素因数の和:537

約数の個数: 64

約数和(自身を含む): 126443520

約数和(自身を除く): 64698165

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 223, 293, 315, 669, 879, 945, 1115, 1465, 1561, 2007, 2051, 2637, 3345, 4395, 4683, 6021, 6153, 7805, 7911, 10035, 10255, 13185, 14049, 18459, 23415, 30105, 30765, 39555, 42147, 55377, 65339, 70245, 92295, 196017, 210735, 276885, 326695, 457373, 588051, 980085, 1372119, 1764153, 2286865, 2940255, 4116357, 6860595, 8820765, 12349071, 20581785, 61745355]

約数ペア:

[(1, 61745355), (3, 20581785), (5, 12349071), (7, 8820765), (9, 6860595), (15, 4116357), (21, 2940255), (27, 2286865), (35, 1764153), (45, 1372119), (63, 980085), (105, 588051), (135, 457373), (189, 326695), (223, 276885), (293, 210735), (315, 196017), (669, 92295), (879, 70245), (945, 65339), (1115, 55377), (1465, 42147), (1561, 39555), (2007, 30765), (2051, 30105), (2637, 23415), (3345, 18459), (4395, 14049), (4683, 13185), (6021, 10255), (6153, 10035), (7805, 7911)]