508733217

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{133631}}^1$

素因数の和:133690

約数の個数: 20

約数和(自身を含む): 776134656

約数和(自身を除く): 267401439

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 133631, 400893, 1202679, 3608037, 6280657, 10824111, 18841971, 56525913, 169577739, 508733217]

約数ペア:

[(1, 508733217), (3, 169577739), (9, 56525913), (27, 18841971), (47, 10824111), (81, 6280657), (141, 3608037), (423, 1202679), (1269, 400893), (3807, 133631)]