18350577

素因数分解:

$3^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{643}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 31324160

約数和(自身を除く): 12973583

約数列:

[1, 3, 7, 9, 21, 27, 63, 151, 189, 453, 643, 1057, 1359, 1929, 3171, 4077, 4501, 5787, 9513, 13503, 17361, 28539, 40509, 97093, 121527, 291279, 679651, 873837, 2038953, 2621511, 6116859, 18350577]

約数ペア:

[(1, 18350577), (3, 6116859), (7, 2621511), (9, 2038953), (21, 873837), (27, 679651), (63, 291279), (151, 121527), (189, 97093), (453, 40509), (643, 28539), (1057, 17361), (1359, 13503), (1929, 9513), (3171, 5787), (4077, 4501)]