197919903

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1109}}^1$

素因数の和:1263

約数の個数: 32

約数和(自身を含む): 289843200

約数和(自身を除く): 91923297

約数列:

[1, 3, 19, 31, 57, 93, 101, 303, 589, 1109, 1767, 1919, 3131, 3327, 5757, 9393, 21071, 34379, 59489, 63213, 103137, 112009, 178467, 336027, 653201, 1959603, 2128171, 3472279, 6384513, 10416837, 65973301, 197919903]

約数ペア:

[(1, 197919903), (3, 65973301), (19, 10416837), (31, 6384513), (57, 3472279), (93, 2128171), (101, 1959603), (303, 653201), (589, 336027), (1109, 178467), (1767, 112009), (1919, 103137), (3131, 63213), (3327, 59489), (5757, 34379), (9393, 21071)]