77897716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{20521}}^1$

素因数の和:20611

約数の個数: 24

約数和(自身を含む): 148825544

約数和(自身を除く): 70927828

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 20521, 41042, 82084, 266773, 533546, 1067092, 1498033, 2996066, 5992132, 19474429, 38948858, 77897716]

約数ペア:

[(1, 77897716), (2, 38948858), (4, 19474429), (13, 5992132), (26, 2996066), (52, 1498033), (73, 1067092), (146, 533546), (292, 266773), (949, 82084), (1898, 41042), (3796, 20521)]