6721142

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:607

約数の個数: 16

約数和(自身を含む): 10361520

約数和(自身を除く): 3640378

約数列:

[1, 2, 53, 106, 163, 326, 389, 778, 8639, 17278, 20617, 41234, 63407, 126814, 3360571, 6721142]

約数ペア:

[(1, 6721142), (2, 3360571), (53, 126814), (106, 63407), (163, 41234), (326, 20617), (389, 17278), (778, 8639)]