171639

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:188

約数の個数: 20

約数和(自身を含む): 277816

約数和(自身を除く): 106177

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 163, 351, 489, 1053, 1467, 2119, 4401, 6357, 13203, 19071, 57213, 171639]

約数ペア:

[(1, 171639), (3, 57213), (9, 19071), (13, 13203), (27, 6357), (39, 4401), (81, 2119), (117, 1467), (163, 1053), (351, 489)]