2871820189

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{144917}}^1$

素因数の和:145092

約数の個数: 16

約数和(自身を含む): 3478032000

約数和(自身を除く): 606211811

約数列:

[1, 7, 19, 133, 149, 1043, 2831, 19817, 144917, 1014419, 2753423, 19273961, 21592633, 151148431, 410260027, 2871820189]

約数ペア:

[(1, 2871820189), (7, 410260027), (19, 151148431), (133, 21592633), (149, 19273961), (1043, 2753423), (2831, 1014419), (19817, 144917)]