29991123

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{70901}}^1$

素因数の和:70954

約数の個数: 12

約数和(自身を含む): 44242848

約数和(自身を除く): 14251725

約数列:

[1, 3, 9, 47, 141, 423, 70901, 212703, 638109, 3332347, 9997041, 29991123]

約数ペア:

[(1, 29991123), (3, 9997041), (9, 3332347), (47, 638109), (141, 212703), (423, 70901)]