261566592003

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{197959}}^1\times {\mathrm{7727}}^1$

素因数の和:205711

約数の個数: 24

約数和(自身を含む): 397757068800

約数和(自身を除く): 136190476797

約数列:

[1, 3, 9, 19, 57, 171, 7727, 23181, 69543, 146813, 197959, 440439, 593877, 1321317, 1781631, 3761221, 11283663, 33850989, 1529629193, 4588887579, 13766662737, 29062954667, 87188864001, 261566592003]

約数ペア:

[(1, 261566592003), (3, 87188864001), (9, 29062954667), (19, 13766662737), (57, 4588887579), (171, 1529629193), (7727, 33850989), (23181, 11283663), (69543, 3761221), (146813, 1781631), (197959, 1321317), (440439, 593877)]