491198317

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 558720000

約数和(自身を除く): 67521683

約数列:

[1, 19, 29, 31, 149, 193, 551, 589, 899, 2831, 3667, 4321, 4619, 5597, 5983, 17081, 28757, 82099, 87761, 106343, 113677, 133951, 173507, 546383, 833953, 891467, 2545069, 3296633, 15845107, 16937873, 25852543, 491198317]

約数ペア:

[(1, 491198317), (19, 25852543), (29, 16937873), (31, 15845107), (149, 3296633), (193, 2545069), (551, 891467), (589, 833953), (899, 546383), (2831, 173507), (3667, 133951), (4321, 113677), (4619, 106343), (5597, 87761), (5983, 82099), (17081, 28757)]