7887993315

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{260201}}^1$

素因数の和:260299

約数の個数: 32

約数和(自身を含む): 13189118976

約数和(自身を除く): 5301125661

約数列:

[1, 3, 5, 15, 43, 47, 129, 141, 215, 235, 645, 705, 2021, 6063, 10105, 30315, 260201, 780603, 1301005, 3903015, 11188643, 12229447, 33565929, 36688341, 55943215, 61147235, 167829645, 183441705, 525866221, 1577598663, 2629331105, 7887993315]

約数ペア:

[(1, 7887993315), (3, 2629331105), (5, 1577598663), (15, 525866221), (43, 183441705), (47, 167829645), (129, 61147235), (141, 55943215), (215, 36688341), (235, 33565929), (645, 12229447), (705, 11188643), (2021, 3903015), (6063, 1301005), (10105, 780603), (30315, 260201)]