257062989

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{3793}}^1$

素因数の和:3885

約数の個数: 32

約数和(自身を含む): 382435200

約数和(自身を除く): 125372211

約数列:

[1, 3, 19, 29, 41, 57, 87, 123, 551, 779, 1189, 1653, 2337, 3567, 3793, 11379, 22591, 67773, 72067, 109997, 155513, 216201, 329991, 466539, 2089943, 2954747, 4509877, 6269829, 8864241, 13529631, 85687663, 257062989]

約数ペア:

[(1, 257062989), (3, 85687663), (19, 13529631), (29, 8864241), (41, 6269829), (57, 4509877), (87, 2954747), (123, 2089943), (551, 466539), (779, 329991), (1189, 216201), (1653, 155513), (2337, 109997), (3567, 72067), (3793, 67773), (11379, 22591)]