77130116

素因数分解:

$2^2\times 7^2\times {\mathrm{393521}}^1$

素因数の和:393539

約数の個数: 18

約数和(自身を含む): 157015278

約数和(自身を除く): 79885162

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 393521, 787042, 1574084, 2754647, 5509294, 11018588, 19282529, 38565058, 77130116]

約数ペア:

[(1, 77130116), (2, 38565058), (4, 19282529), (7, 11018588), (14, 5509294), (28, 2754647), (49, 1574084), (98, 787042), (196, 393521)]