1289571838

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1\times {\mathrm{1213}}^1$

素因数の和:1612

約数の個数: 32

約数和(自身を含む): 2065451040

約数和(自身を除く): 775879202

約数列:

[1, 2, 19, 38, 101, 202, 277, 554, 1213, 1919, 2426, 3838, 5263, 10526, 23047, 27977, 46094, 55954, 122513, 245026, 336001, 531563, 672002, 1063126, 2327747, 4655494, 6384019, 12768038, 33936101, 67872202, 644785919, 1289571838]

約数ペア:

[(1, 1289571838), (2, 644785919), (19, 67872202), (38, 33936101), (101, 12768038), (202, 6384019), (277, 4655494), (554, 2327747), (1213, 1063126), (1919, 672002), (2426, 531563), (3838, 336001), (5263, 245026), (10526, 122513), (23047, 55954), (27977, 46094)]