86619141

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{20521}}^1$

素因数の和:20601

約数の個数: 24

約数和(自身を含む): 145131584

約数和(自身を除く): 58512443

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 20521, 61563, 143647, 184689, 430941, 1292823, 1374907, 4124721, 9624349, 12374163, 28873047, 86619141]

約数ペア:

[(1, 86619141), (3, 28873047), (7, 12374163), (9, 9624349), (21, 4124721), (63, 1374907), (67, 1292823), (201, 430941), (469, 184689), (603, 143647), (1407, 61563), (4221, 20521)]