890503588

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{77489}}^1$

素因数の和:77536

約数の個数: 36

約数和(自身を含む): 1786764420

約数和(自身を除く): 896260832

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 169, 221, 338, 442, 676, 884, 2873, 5746, 11492, 77489, 154978, 309956, 1007357, 1317313, 2014714, 2634626, 4029428, 5269252, 13095641, 17125069, 26191282, 34250138, 52382564, 68500276, 222625897, 445251794, 890503588]

約数ペア:

[(1, 890503588), (2, 445251794), (4, 222625897), (13, 68500276), (17, 52382564), (26, 34250138), (34, 26191282), (52, 17125069), (68, 13095641), (169, 5269252), (221, 4029428), (338, 2634626), (442, 2014714), (676, 1317313), (884, 1007357), (2873, 309956), (5746, 154978), (11492, 77489)]