1288502734

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{256981}}^1$

素因数の和:257115

約数の個数: 16

約数和(自身を含む): 2035297440

約数和(自身を除く): 746794706

約数列:

[1, 2, 23, 46, 109, 218, 2507, 5014, 256981, 513962, 5910563, 11821126, 28010929, 56021858, 644251367, 1288502734]

約数ペア:

[(1, 1288502734), (2, 644251367), (23, 56021858), (46, 28010929), (109, 11821126), (218, 5910563), (2507, 513962), (5014, 256981)]