1257248

素因数分解:

$2^5\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:500

約数の個数: 24

約数和(自身を含む): 2506140

約数和(自身を除く): 1248892

約数列:

[1, 2, 4, 8, 16, 32, 101, 202, 389, 404, 778, 808, 1556, 1616, 3112, 3232, 6224, 12448, 39289, 78578, 157156, 314312, 628624, 1257248]

約数ペア:

[(1, 1257248), (2, 628624), (4, 314312), (8, 157156), (16, 78578), (32, 39289), (101, 12448), (202, 6224), (389, 3232), (404, 3112), (778, 1616), (808, 1556)]