171750213

素因数分解:

$3^6\times {\mathrm{43}}^1\times {\mathrm{5479}}^1$

素因数の和:5540

約数の個数: 28

約数和(自身を含む): 263544160

約数和(自身を除く): 91793947

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 729, 1161, 3483, 5479, 10449, 16437, 31347, 49311, 147933, 235597, 443799, 706791, 1331397, 2120373, 3994191, 6361119, 19083357, 57250071, 171750213]

約数ペア:

[(1, 171750213), (3, 57250071), (9, 19083357), (27, 6361119), (43, 3994191), (81, 2120373), (129, 1331397), (243, 706791), (387, 443799), (729, 235597), (1161, 147933), (3483, 49311), (5479, 31347), (10449, 16437)]