31286541

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{313}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 49375872

約数和(自身を除く): 18089331

約数列:

[1, 3, 11, 13, 33, 39, 143, 233, 313, 429, 699, 939, 2563, 3029, 3443, 4069, 7689, 9087, 10329, 12207, 33319, 44759, 72929, 99957, 134277, 218787, 802219, 948077, 2406657, 2844231, 10428847, 31286541]

約数ペア:

[(1, 31286541), (3, 10428847), (11, 2844231), (13, 2406657), (33, 948077), (39, 802219), (143, 218787), (233, 134277), (313, 99957), (429, 72929), (699, 44759), (939, 33319), (2563, 12207), (3029, 10329), (3443, 9087), (4069, 7689)]