221533367068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{4260257059}}^1$

素因数の和:4260257076

約数の個数: 12

約数和(自身を含む): 417505191880

約数和(自身を除く): 195971824812

約数列:

[1, 2, 4, 13, 26, 52, 4260257059, 8520514118, 17041028236, 55383341767, 110766683534, 221533367068]

約数ペア:

[(1, 221533367068), (2, 110766683534), (4, 55383341767), (13, 17041028236), (26, 8520514118), (52, 4260257059)]