391136

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{719}}^1$

素因数の和:746

約数の個数: 24

約数和(自身を含む): 816480

約数和(自身を除く): 425344

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 719, 1438, 2876, 5752, 11504, 12223, 23008, 24446, 48892, 97784, 195568, 391136]

約数ペア:

[(1, 391136), (2, 195568), (4, 97784), (8, 48892), (16, 24446), (17, 23008), (32, 12223), (34, 11504), (68, 5752), (136, 2876), (272, 1438), (544, 719)]