161457556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{4799}}^1$

素因数の和:5463

約数の個数: 24

約数和(自身を含む): 304819200

約数和(自身を除く): 143361644

約数列:

[1, 2, 4, 13, 26, 52, 647, 1294, 2588, 4799, 8411, 9598, 16822, 19196, 33644, 62387, 124774, 249548, 3104953, 6209906, 12419812, 40364389, 80728778, 161457556]

約数ペア:

[(1, 161457556), (2, 80728778), (4, 40364389), (13, 12419812), (26, 6209906), (52, 3104953), (647, 249548), (1294, 124774), (2588, 62387), (4799, 33644), (8411, 19196), (9598, 16822)]