3788891981

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{1201}}^1$

素因数の和:1521

約数の個数: 32

約数和(自身を含む): 4549214208

約数和(自身を除く): 760322227

約数列:

[1, 7, 43, 47, 223, 301, 329, 1201, 1561, 2021, 8407, 9589, 10481, 14147, 51643, 56447, 67123, 73367, 267823, 361501, 395129, 450683, 1874761, 2427221, 3154781, 11516389, 12587681, 16990547, 80614723, 88113767, 541270283, 3788891981]

約数ペア:

[(1, 3788891981), (7, 541270283), (43, 88113767), (47, 80614723), (223, 16990547), (301, 12587681), (329, 11516389), (1201, 3154781), (1561, 2427221), (2021, 1874761), (8407, 450683), (9589, 395129), (10481, 361501), (14147, 267823), (51643, 73367), (56447, 67123)]