2572401601

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1997}}^1\times {\mathrm{16729}}^1$

素因数の和:18744

約数の個数: 16

約数和(自身を含む): 3208947840

約数和(自身を除く): 636546239

約数列:

[1, 7, 11, 77, 1997, 13979, 16729, 21967, 117103, 153769, 184019, 1288133, 33407813, 233854691, 367485943, 2572401601]

約数ペア:

[(1, 2572401601), (7, 367485943), (11, 233854691), (77, 33407813), (1997, 1288133), (13979, 184019), (16729, 153769), (21967, 117103)]