57424221

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{16487}}^1$

素因数の和:16542

約数の個数: 20

約数和(自身を含む): 87782112

約数和(自身を除く): 30357891

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 16487, 49461, 148383, 445149, 708941, 1335447, 2126823, 6380469, 19141407, 57424221]

約数ペア:

[(1, 57424221), (3, 19141407), (9, 6380469), (27, 2126823), (43, 1335447), (81, 708941), (129, 445149), (387, 148383), (1161, 49461), (3483, 16487)]