51257906

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{661}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 91514880

約数和(自身を除く): 40256974

約数列:

[1, 2, 7, 14, 29, 58, 191, 203, 382, 406, 661, 1322, 1337, 2674, 4627, 5539, 9254, 11078, 19169, 38338, 38773, 77546, 126251, 134183, 252502, 268366, 883757, 1767514, 3661279, 7322558, 25628953, 51257906]

約数ペア:

[(1, 51257906), (2, 25628953), (7, 7322558), (14, 3661279), (29, 1767514), (58, 883757), (191, 268366), (203, 252502), (382, 134183), (406, 126251), (661, 77546), (1322, 38773), (1337, 38338), (2674, 19169), (4627, 11078), (5539, 9254)]