28641678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{367201}}^1$

素因数の和:367219

約数の個数: 16

約数和(自身を含む): 61689936

約数和(自身を除く): 33048258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 367201, 734402, 1101603, 2203206, 4773613, 9547226, 14320839, 28641678]

約数ペア:

[(1, 28641678), (2, 14320839), (3, 9547226), (6, 4773613), (13, 2203206), (26, 1101603), (39, 734402), (78, 367201)]