81634473

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{9419}}^1$

素因数の和:9538

約数の個数: 20

約数和(自身を含む): 123100560

約数和(自身を除く): 41466087

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2889, 8667, 9419, 28257, 84771, 254313, 762939, 1007833, 3023499, 9070497, 27211491, 81634473]

約数ペア:

[(1, 81634473), (3, 27211491), (9, 9070497), (27, 3023499), (81, 1007833), (107, 762939), (321, 254313), (963, 84771), (2889, 28257), (8667, 9419)]