78821884

素因数分解:

$2^2\times {\mathrm{29}}^2\times {\mathrm{23431}}^1$

素因数の和:23493

約数の個数: 18

約数和(自身を含む): 142864904

約数和(自身を除く): 64043020

約数列:

[1, 2, 4, 29, 58, 116, 841, 1682, 3364, 23431, 46862, 93724, 679499, 1358998, 2717996, 19705471, 39410942, 78821884]

約数ペア:

[(1, 78821884), (2, 39410942), (4, 19705471), (29, 2717996), (58, 1358998), (116, 679499), (841, 93724), (1682, 46862), (3364, 23431)]