7940163

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{929}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 13570560

約数和(自身を除く): 5630397

約数列:

[1, 3, 7, 11, 21, 33, 37, 77, 111, 231, 259, 407, 777, 929, 1221, 2787, 2849, 6503, 8547, 10219, 19509, 30657, 34373, 71533, 103119, 214599, 240611, 378103, 721833, 1134309, 2646721, 7940163]

約数ペア:

[(1, 7940163), (3, 2646721), (7, 1134309), (11, 721833), (21, 378103), (33, 240611), (37, 214599), (77, 103119), (111, 71533), (231, 34373), (259, 30657), (407, 19509), (777, 10219), (929, 8547), (1221, 6503), (2787, 2849)]