221497310

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1\times {\mathrm{1063}}^1$

素因数の和:1448

約数の個数: 32

約数和(自身を含む): 406328832

約数和(自身を除く): 184831522

約数列:

[1, 2, 5, 10, 67, 134, 311, 335, 622, 670, 1063, 1555, 2126, 3110, 5315, 10630, 20837, 41674, 71221, 104185, 142442, 208370, 330593, 356105, 661186, 712210, 1652965, 3305930, 22149731, 44299462, 110748655, 221497310]

約数ペア:

[(1, 221497310), (2, 110748655), (5, 44299462), (10, 22149731), (67, 3305930), (134, 1652965), (311, 712210), (335, 661186), (622, 356105), (670, 330593), (1063, 208370), (1555, 142442), (2126, 104185), (3110, 71221), (5315, 41674), (10630, 20837)]