9881217

素因数分解:

$3^3\times {\mathrm{509}}^1\times {\mathrm{719}}^1$

素因数の和:1237

約数の個数: 16

約数和(自身を含む): 14688000

約数和(自身を除く): 4806783

約数列:

[1, 3, 9, 27, 509, 719, 1527, 2157, 4581, 6471, 13743, 19413, 365971, 1097913, 3293739, 9881217]

約数ペア:

[(1, 9881217), (3, 3293739), (9, 1097913), (27, 365971), (509, 19413), (719, 13743), (1527, 6471), (2157, 4581)]