64722105

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{68489}}^1$

素因数の和:68510

約数の個数: 32

約数和(自身を含む): 131500800

約数和(自身を除く): 66778695

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 68489, 205467, 342445, 479423, 616401, 1027335, 1438269, 1849203, 2397115, 3082005, 4314807, 7191345, 9246015, 12944421, 21574035, 64722105]

約数ペア:

[(1, 64722105), (3, 21574035), (5, 12944421), (7, 9246015), (9, 7191345), (15, 4314807), (21, 3082005), (27, 2397115), (35, 1849203), (45, 1438269), (63, 1027335), (105, 616401), (135, 479423), (189, 342445), (315, 205467), (945, 68489)]