197569563

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3917}}^1$

素因数の和:4003

約数の個数: 32

約数和(自身を含む): 297893376

約数和(自身を除く): 100323813

約数列:

[1, 3, 17, 23, 43, 51, 69, 129, 391, 731, 989, 1173, 2193, 2967, 3917, 11751, 16813, 50439, 66589, 90091, 168431, 199767, 270273, 505293, 1531547, 2863327, 3873913, 4594641, 8589981, 11621739, 65856521, 197569563]

約数ペア:

[(1, 197569563), (3, 65856521), (17, 11621739), (23, 8589981), (43, 4594641), (51, 3873913), (69, 2863327), (129, 1531547), (391, 505293), (731, 270273), (989, 199767), (1173, 168431), (2193, 90091), (2967, 66589), (3917, 50439), (11751, 16813)]