220102911

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{49207}}^1$

素因数の和:49291

約数の個数: 24

約数和(自身を含む): 368469504

約数和(自身を除く): 148366593

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 49207, 147621, 344449, 442863, 1033347, 3100041, 3493697, 10481091, 24455879, 31443273, 73367637, 220102911]

約数ペア:

[(1, 220102911), (3, 73367637), (7, 31443273), (9, 24455879), (21, 10481091), (63, 3493697), (71, 3100041), (213, 1033347), (497, 442863), (639, 344449), (1491, 147621), (4473, 49207)]