28034877

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{10729}}^1$

素因数の和:10812

約数の個数: 16

約数和(自身を含む): 40859840

約数和(自身を除く): 12824963

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 10729, 32187, 139477, 418431, 718843, 2156529, 9344959, 28034877]

約数ペア:

[(1, 28034877), (3, 9344959), (13, 2156529), (39, 718843), (67, 418431), (201, 139477), (871, 32187), (2613, 10729)]