219985956

素因数分解:

$2^2\times 3^7\times {\mathrm{25147}}^1$

素因数の和:25172

約数の個数: 48

約数和(自身を含む): 577398080

約数和(自身を除く): 357412124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2187, 2916, 4374, 8748, 25147, 50294, 75441, 100588, 150882, 226323, 301764, 452646, 678969, 905292, 1357938, 2036907, 2715876, 4073814, 6110721, 8147628, 12221442, 18332163, 24442884, 36664326, 54996489, 73328652, 109992978, 219985956]

約数ペア:

[(1, 219985956), (2, 109992978), (3, 73328652), (4, 54996489), (6, 36664326), (9, 24442884), (12, 18332163), (18, 12221442), (27, 8147628), (36, 6110721), (54, 4073814), (81, 2715876), (108, 2036907), (162, 1357938), (243, 905292), (324, 678969), (486, 452646), (729, 301764), (972, 226323), (1458, 150882), (2187, 100588), (2916, 75441), (4374, 50294), (8748, 25147)]