149791895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 201553920

約数和(自身を除く): 51762025

約数列:

[1, 5, 11, 55, 71, 89, 355, 431, 445, 781, 979, 2155, 3905, 4741, 4895, 6319, 23705, 30601, 31595, 38359, 69509, 153005, 191795, 336611, 347545, 421949, 1683055, 2109745, 2723489, 13617445, 29958379, 149791895]

約数ペア:

[(1, 149791895), (5, 29958379), (11, 13617445), (55, 2723489), (71, 2109745), (89, 1683055), (355, 421949), (431, 347545), (445, 336611), (781, 191795), (979, 153005), (2155, 69509), (3905, 38359), (4741, 31595), (4895, 30601), (6319, 23705)]