139319495

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{173}}^2$

素因数の和:384

約数の個数: 36

約数和(自身を含む): 205904520

約数和(自身を除く): 66585025

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 173, 245, 665, 865, 931, 1211, 3287, 4655, 6055, 8477, 16435, 23009, 29929, 42385, 115045, 149645, 161063, 209503, 568651, 805315, 1047515, 1466521, 2843255, 3980557, 7332605, 19902785, 27863899, 139319495]

約数ペア:

[(1, 139319495), (5, 27863899), (7, 19902785), (19, 7332605), (35, 3980557), (49, 2843255), (95, 1466521), (133, 1047515), (173, 805315), (245, 568651), (665, 209503), (865, 161063), (931, 149645), (1211, 115045), (3287, 42385), (4655, 29929), (6055, 23009), (8477, 16435)]