39677768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{397}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 82994940

約数和(自身を除く): 43317172

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 397, 403, 794, 806, 961, 1588, 1612, 1922, 3176, 3224, 3844, 5161, 7688, 10322, 12307, 12493, 20644, 24614, 24986, 41288, 49228, 49972, 98456, 99944, 159991, 319982, 381517, 639964, 763034, 1279928, 1526068, 3052136, 4959721, 9919442, 19838884, 39677768]

約数ペア:

[(1, 39677768), (2, 19838884), (4, 9919442), (8, 4959721), (13, 3052136), (26, 1526068), (31, 1279928), (52, 763034), (62, 639964), (104, 381517), (124, 319982), (248, 159991), (397, 99944), (403, 98456), (794, 49972), (806, 49228), (961, 41288), (1588, 24986), (1612, 24614), (1922, 20644), (3176, 12493), (3224, 12307), (3844, 10322), (5161, 7688)]