40380879

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5639}}^1$

素因数の和:5691

約数の個数: 32

約数和(自身を含む): 69304320

約数和(自身を除く): 28923441

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 341, 651, 1023, 2387, 5639, 7161, 16917, 39473, 62029, 118419, 174809, 186087, 434203, 524427, 1223663, 1302609, 1922899, 3670989, 5768697, 13460293, 40380879]

約数ペア:

[(1, 40380879), (3, 13460293), (7, 5768697), (11, 3670989), (21, 1922899), (31, 1302609), (33, 1223663), (77, 524427), (93, 434203), (217, 186087), (231, 174809), (341, 118419), (651, 62029), (1023, 39473), (2387, 16917), (5639, 7161)]