68123478531

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{229}}^1\times {\mathrm{251}}^1\times {\mathrm{1367}}^1$

素因数の和:1884

約数の個数: 48

約数和(自身を含む): 97367235840

約数和(自身を除く): 29243757309

約数列:

[1, 3, 17, 51, 229, 251, 289, 687, 753, 867, 1367, 3893, 4101, 4267, 11679, 12801, 23239, 57479, 66181, 69717, 72539, 172437, 198543, 217617, 313043, 343117, 395063, 939129, 977143, 1029351, 1185189, 2931429, 5321731, 5832989, 15965193, 16611431, 17498967, 49834293, 78573793, 90469427, 99160813, 235721379, 271408281, 297482439, 1335754481, 4007263443, 22707826177, 68123478531]

約数ペア:

[(1, 68123478531), (3, 22707826177), (17, 4007263443), (51, 1335754481), (229, 297482439), (251, 271408281), (289, 235721379), (687, 99160813), (753, 90469427), (867, 78573793), (1367, 49834293), (3893, 17498967), (4101, 16611431), (4267, 15965193), (11679, 5832989), (12801, 5321731), (23239, 2931429), (57479, 1185189), (66181, 1029351), (69717, 977143), (72539, 939129), (172437, 395063), (198543, 343117), (217617, 313043)]