27397671

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 42923520

約数和(自身を除く): 15525849

約数列:

[1, 3, 7, 21, 89, 107, 137, 267, 321, 411, 623, 749, 959, 1869, 2247, 2877, 9523, 12193, 14659, 28569, 36579, 43977, 66661, 85351, 102613, 199983, 256053, 307839, 1304651, 3913953, 9132557, 27397671]

約数ペア:

[(1, 27397671), (3, 9132557), (7, 3913953), (21, 1304651), (89, 307839), (107, 256053), (137, 199983), (267, 102613), (321, 85351), (411, 66661), (623, 43977), (749, 36579), (959, 28569), (1869, 14659), (2247, 12193), (2877, 9523)]