64456317

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{16931}}^1$

素因数の和:16990

約数の個数: 20

約数和(自身を含む): 98341056

約数和(自身を除く): 33884739

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 16931, 50793, 152379, 457137, 795757, 1371411, 2387271, 7161813, 21485439, 64456317]

約数ペア:

[(1, 64456317), (3, 21485439), (9, 7161813), (27, 2387271), (47, 1371411), (81, 795757), (141, 457137), (423, 152379), (1269, 50793), (3807, 16931)]