820348529

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{743}}^1\times {\mathrm{1103}}^1$

素因数の和:1877

約数の個数: 32

約数和(自身を含む): 1103929344

約数和(自身を除く): 283580815

約数列:

[1, 7, 11, 13, 77, 91, 143, 743, 1001, 1103, 5201, 7721, 8173, 9659, 12133, 14339, 57211, 67613, 84931, 100373, 106249, 157729, 743743, 819529, 1104103, 5736703, 9014819, 10653877, 63103733, 74577139, 117192647, 820348529]

約数ペア:

[(1, 820348529), (7, 117192647), (11, 74577139), (13, 63103733), (77, 10653877), (91, 9014819), (143, 5736703), (743, 1104103), (1001, 819529), (1103, 743743), (5201, 157729), (7721, 106249), (8173, 100373), (9659, 84931), (12133, 67613), (14339, 57211)]