127700938

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 207576000

約数和(自身を除く): 79875062

約数列:

[1, 2, 19, 38, 61, 89, 122, 178, 619, 1159, 1238, 1691, 2318, 3382, 5429, 10858, 11761, 23522, 37759, 55091, 75518, 103151, 110182, 206302, 717421, 1046729, 1434842, 2093458, 3360551, 6721102, 63850469, 127700938]

約数ペア:

[(1, 127700938), (2, 63850469), (19, 6721102), (38, 3360551), (61, 2093458), (89, 1434842), (122, 1046729), (178, 717421), (619, 206302), (1159, 110182), (1238, 103151), (1691, 75518), (2318, 55091), (3382, 37759), (5429, 23522), (10858, 11761)]