78666796

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{116371}}^1$

素因数の和:116401

約数の個数: 18

約数和(自身を含む): 149072532

約数和(自身を除く): 70405736

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 116371, 232742, 465484, 1512823, 3025646, 6051292, 19666699, 39333398, 78666796]

約数ペア:

[(1, 78666796), (2, 39333398), (4, 19666699), (13, 6051292), (26, 3025646), (52, 1512823), (169, 465484), (338, 232742), (676, 116371)]