257792

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:88

約数の個数: 36

約数和(自身を含む): 551880

約数和(自身を除く): 294088

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 53, 64, 76, 106, 128, 152, 212, 256, 304, 424, 608, 848, 1007, 1216, 1696, 2014, 2432, 3392, 4028, 4864, 6784, 8056, 13568, 16112, 32224, 64448, 128896, 257792]

約数ペア:

[(1, 257792), (2, 128896), (4, 64448), (8, 32224), (16, 16112), (19, 13568), (32, 8056), (38, 6784), (53, 4864), (64, 4028), (76, 3392), (106, 2432), (128, 2014), (152, 1696), (212, 1216), (256, 1007), (304, 848), (424, 608)]