997999923

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{149111}}^1$

素因数の和:149234

約数の個数: 16

約数和(自身を含む): 1402845696

約数和(自身を除く): 404845773

約数列:

[1, 3, 23, 69, 97, 291, 2231, 6693, 149111, 447333, 3429553, 10288659, 14463767, 43391301, 332666641, 997999923]

約数ペア:

[(1, 997999923), (3, 332666641), (23, 43391301), (69, 14463767), (97, 10288659), (291, 3429553), (2231, 447333), (6693, 149111)]