221171782

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^2\times {\mathrm{743}}^1$

素因数の和:972

約数の個数: 24

約数和(自身を含む): 361133136

約数和(自身を除く): 139961354

約数列:

[1, 2, 13, 26, 107, 214, 743, 1391, 1486, 2782, 9659, 11449, 19318, 22898, 79501, 148837, 159002, 297674, 1033513, 2067026, 8506607, 17013214, 110585891, 221171782]

約数ペア:

[(1, 221171782), (2, 110585891), (13, 17013214), (26, 8506607), (107, 2067026), (214, 1033513), (743, 297674), (1391, 159002), (1486, 148837), (2782, 79501), (9659, 22898), (11449, 19318)]