22219379

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 29352960

約数和(自身を除く): 7133581

約数列:

[1, 7, 13, 19, 71, 91, 133, 181, 247, 497, 923, 1267, 1349, 1729, 2353, 3439, 6461, 9443, 12851, 16471, 17537, 24073, 44707, 89957, 122759, 167063, 244169, 312949, 1169441, 1709183, 3174197, 22219379]

約数ペア:

[(1, 22219379), (7, 3174197), (13, 1709183), (19, 1169441), (71, 312949), (91, 244169), (133, 167063), (181, 122759), (247, 89957), (497, 44707), (923, 24073), (1267, 17537), (1349, 16471), (1729, 12851), (2353, 9443), (3439, 6461)]