217926786

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{471703}}^1$

素因数の和:471726

約数の個数: 32

約数和(自身を含む): 543403008

約数和(自身を除く): 325476222

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 471703, 943406, 1415109, 2830218, 3301921, 5188733, 6603842, 9905763, 10377466, 15566199, 19811526, 31132398, 36321131, 72642262, 108963393, 217926786]

約数ペア:

[(1, 217926786), (2, 108963393), (3, 72642262), (6, 36321131), (7, 31132398), (11, 19811526), (14, 15566199), (21, 10377466), (22, 9905763), (33, 6603842), (42, 5188733), (66, 3301921), (77, 2830218), (154, 1415109), (231, 943406), (462, 471703)]