215779626

素因数分解:

$2^1\times 3^6\times {\mathrm{147997}}^1$

素因数の和:148017

約数の個数: 28

約数和(自身を含む): 485285442

約数和(自身を除く): 269505816

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 147997, 295994, 443991, 887982, 1331973, 2663946, 3995919, 7991838, 11987757, 23975514, 35963271, 71926542, 107889813, 215779626]

約数ペア:

[(1, 215779626), (2, 107889813), (3, 71926542), (6, 35963271), (9, 23975514), (18, 11987757), (27, 7991838), (54, 3995919), (81, 2663946), (162, 1331973), (243, 887982), (486, 443991), (729, 295994), (1458, 147997)]