252518511

素因数分解:

$3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{25639}}^1$

素因数の和:25723

約数の個数: 24

約数和(自身を含む): 397522560

約数和(自身を除く): 145004049

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 469, 1407, 3283, 9849, 25639, 76917, 179473, 538419, 1256311, 1717813, 3768933, 5153439, 12024691, 36074073, 84172837, 252518511]

約数ペア:

[(1, 252518511), (3, 84172837), (7, 36074073), (21, 12024691), (49, 5153439), (67, 3768933), (147, 1717813), (201, 1256311), (469, 538419), (1407, 179473), (3283, 76917), (9849, 25639)]