80899317

素因数分解:

$3^7\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 123275520

約数和(自身を除く): 42376203

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 521, 639, 729, 1563, 1917, 2187, 4689, 5751, 14067, 17253, 36991, 42201, 51759, 110973, 126603, 155277, 332919, 379809, 998757, 1139427, 2996271, 8988813, 26966439, 80899317]

約数ペア:

[(1, 80899317), (3, 26966439), (9, 8988813), (27, 2996271), (71, 1139427), (81, 998757), (213, 379809), (243, 332919), (521, 155277), (639, 126603), (729, 110973), (1563, 51759), (1917, 42201), (2187, 36991), (4689, 17253), (5751, 14067)]