17795937

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 25850880

約数和(自身を除く): 8054943

約数列:

[1, 3, 29, 43, 67, 71, 87, 129, 201, 213, 1247, 1943, 2059, 2881, 3053, 3741, 4757, 5829, 6177, 8643, 9159, 14271, 83549, 88537, 137953, 204551, 250647, 265611, 413859, 613653, 5931979, 17795937]

約数ペア:

[(1, 17795937), (3, 5931979), (29, 613653), (43, 413859), (67, 265611), (71, 250647), (87, 204551), (129, 137953), (201, 88537), (213, 83549), (1247, 14271), (1943, 9159), (2059, 8643), (2881, 6177), (3053, 5829), (3741, 4757)]