291289641

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1607}}^1$

素因数の和:1741

約数の個数: 32

約数和(自身を含む): 422350848

約数和(自身を除く): 131061207

約数列:

[1, 3, 23, 37, 69, 71, 111, 213, 851, 1607, 1633, 2553, 2627, 4821, 4899, 7881, 36961, 59459, 60421, 110883, 114097, 178377, 181263, 342291, 1367557, 2624231, 4102671, 4221589, 7872693, 12664767, 97096547, 291289641]

約数ペア:

[(1, 291289641), (3, 97096547), (23, 12664767), (37, 7872693), (69, 4221589), (71, 4102671), (111, 2624231), (213, 1367557), (851, 342291), (1607, 181263), (1633, 178377), (2553, 114097), (2627, 110883), (4821, 60421), (4899, 59459), (7881, 36961)]