69281973

素因数分解:

$3^7\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 105484800

約数和(自身を除く): 36202827

約数列:

[1, 3, 9, 27, 79, 81, 237, 243, 401, 711, 729, 1203, 2133, 2187, 3609, 6399, 10827, 19197, 31679, 32481, 57591, 95037, 97443, 172773, 285111, 292329, 855333, 876987, 2565999, 7697997, 23093991, 69281973]

約数ペア:

[(1, 69281973), (3, 23093991), (9, 7697997), (27, 2565999), (79, 876987), (81, 855333), (237, 292329), (243, 285111), (401, 172773), (711, 97443), (729, 95037), (1203, 57591), (2133, 32481), (2187, 31679), (3609, 19197), (6399, 10827)]