331348185

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{673}}^1$

素因数の和:1215

約数の個数: 64

約数和(自身を含む): 675509760

約数和(自身を除く): 344161575

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 521, 673, 945, 1563, 2019, 2605, 3365, 3647, 4689, 4711, 6057, 7815, 10095, 10941, 14067, 14133, 18171, 18235, 23445, 23555, 30285, 32823, 42399, 54705, 70335, 70665, 90855, 98469, 127197, 164115, 211995, 350633, 492345, 635985, 1051899, 1753165, 2454431, 3155697, 5259495, 7363293, 9467091, 12272155, 15778485, 22089879, 36816465, 47335455, 66269637, 110449395, 331348185]

約数ペア:

[(1, 331348185), (3, 110449395), (5, 66269637), (7, 47335455), (9, 36816465), (15, 22089879), (21, 15778485), (27, 12272155), (35, 9467091), (45, 7363293), (63, 5259495), (105, 3155697), (135, 2454431), (189, 1753165), (315, 1051899), (521, 635985), (673, 492345), (945, 350633), (1563, 211995), (2019, 164115), (2605, 127197), (3365, 98469), (3647, 90855), (4689, 70665), (4711, 70335), (6057, 54705), (7815, 42399), (10095, 32823), (10941, 30285), (14067, 23555), (14133, 23445), (18171, 18235)]