1640471385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{50891}}^1$

素因数の和:51213

約数の個数: 32

約数和(自身を含む): 3009549312

約数和(自身を除く): 1369077927

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 307, 921, 1535, 2149, 4605, 6447, 10745, 32235, 50891, 152673, 254455, 356237, 763365, 1068711, 1781185, 5343555, 15623537, 46870611, 78117685, 109364759, 234353055, 328094277, 546823795, 1640471385]

約数ペア:

[(1, 1640471385), (3, 546823795), (5, 328094277), (7, 234353055), (15, 109364759), (21, 78117685), (35, 46870611), (105, 15623537), (307, 5343555), (921, 1781185), (1535, 1068711), (2149, 763365), (4605, 356237), (6447, 254455), (10745, 152673), (32235, 50891)]