42000556

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{62131}}^1$

素因数の和:62161

約数の個数: 18

約数和(自身を含む): 79591092

約数和(自身を除く): 37590536

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 62131, 124262, 248524, 807703, 1615406, 3230812, 10500139, 21000278, 42000556]

約数ペア:

[(1, 42000556), (2, 21000278), (4, 10500139), (13, 3230812), (26, 1615406), (52, 807703), (169, 248524), (338, 124262), (676, 62131)]