3818451

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 6386688

約数和(自身を除く): 2568237

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 197, 213, 273, 497, 591, 923, 1379, 1491, 2561, 2769, 4137, 6461, 7683, 13987, 17927, 19383, 41961, 53781, 97909, 181831, 293727, 545493, 1272817, 3818451]

約数ペア:

[(1, 3818451), (3, 1272817), (7, 545493), (13, 293727), (21, 181831), (39, 97909), (71, 53781), (91, 41961), (197, 19383), (213, 17927), (273, 13987), (497, 7683), (591, 6461), (923, 4137), (1379, 2769), (1491, 2561)]