68827185

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:615

約数の個数: 64

約数和(自身を含む): 140981760

約数和(自身を除く): 72154575

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 173, 189, 315, 421, 519, 865, 945, 1211, 1263, 1557, 2105, 2595, 2947, 3633, 3789, 4671, 6055, 6315, 7785, 8841, 10899, 11367, 14735, 18165, 18945, 23355, 26523, 32697, 44205, 54495, 56835, 72833, 79569, 132615, 163485, 218499, 364165, 397845, 509831, 655497, 1092495, 1529493, 1966491, 2549155, 3277485, 4588479, 7647465, 9832455, 13765437, 22942395, 68827185]

約数ペア:

[(1, 68827185), (3, 22942395), (5, 13765437), (7, 9832455), (9, 7647465), (15, 4588479), (21, 3277485), (27, 2549155), (35, 1966491), (45, 1529493), (63, 1092495), (105, 655497), (135, 509831), (173, 397845), (189, 364165), (315, 218499), (421, 163485), (519, 132615), (865, 79569), (945, 72833), (1211, 56835), (1263, 54495), (1557, 44205), (2105, 32697), (2595, 26523), (2947, 23355), (3633, 18945), (3789, 18165), (4671, 14735), (6055, 11367), (6315, 10899), (7785, 8841)]