218496645

素因数分解:

$3^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{10487}}^1$

素因数の和:10961

約数の個数: 24

約数和(自身を含む): 379581696

約数和(自身を除く): 161085051

約数列:

[1, 3, 5, 9, 15, 45, 463, 1389, 2315, 4167, 6945, 10487, 20835, 31461, 52435, 94383, 157305, 471915, 4855481, 14566443, 24277405, 43699329, 72832215, 218496645]

約数ペア:

[(1, 218496645), (3, 72832215), (5, 43699329), (9, 24277405), (15, 14566443), (45, 4855481), (463, 471915), (1389, 157305), (2315, 94383), (4167, 52435), (6945, 31461), (10487, 20835)]