64836945

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{16189}}^1$

素因数の和:16289

約数の個数: 24

約数和(自身を含む): 113653800

約数和(自身を除く): 48816855

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 16189, 48567, 80945, 145701, 242835, 728505, 1440821, 4322463, 7204105, 12967389, 21612315, 64836945]

約数ペア:

[(1, 64836945), (3, 21612315), (5, 12967389), (9, 7204105), (15, 4322463), (45, 1440821), (89, 728505), (267, 242835), (445, 145701), (801, 80945), (1335, 48567), (4005, 16189)]