71644671

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{27737}}^1$

素因数の和:27791

約数の個数: 24

約数和(自身を含む): 121159584

約数和(自身を除く): 49514913

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 27737, 83211, 194159, 249633, 582477, 1137217, 1747431, 3411651, 7960519, 10234953, 23881557, 71644671]

約数ペア:

[(1, 71644671), (3, 23881557), (7, 10234953), (9, 7960519), (21, 3411651), (41, 1747431), (63, 1137217), (123, 582477), (287, 249633), (369, 194159), (861, 83211), (2583, 27737)]