68073551

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 88166400

約数和(自身を除く): 20092849

約数列:

[1, 7, 13, 31, 59, 91, 217, 403, 409, 413, 767, 1829, 2821, 2863, 5317, 5369, 12679, 12803, 23777, 24131, 37219, 88753, 164827, 166439, 168917, 313703, 748061, 1153789, 2195921, 5236427, 9724793, 68073551]

約数ペア:

[(1, 68073551), (7, 9724793), (13, 5236427), (31, 2195921), (59, 1153789), (91, 748061), (217, 313703), (403, 168917), (409, 166439), (413, 164827), (767, 88753), (1829, 37219), (2821, 24131), (2863, 23777), (5317, 12803), (5369, 12679)]