31991162

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1$

素因数の和:606

約数の個数: 32

約数和(自身を含む): 56835840

約数和(自身を除く): 24844678

約数列:

[1, 2, 7, 14, 37, 74, 151, 259, 302, 409, 518, 818, 1057, 2114, 2863, 5587, 5726, 11174, 15133, 30266, 39109, 61759, 78218, 105931, 123518, 211862, 432313, 864626, 2285083, 4570166, 15995581, 31991162]

約数ペア:

[(1, 31991162), (2, 15995581), (7, 4570166), (14, 2285083), (37, 864626), (74, 432313), (151, 211862), (259, 123518), (302, 105931), (409, 78218), (518, 61759), (818, 39109), (1057, 30266), (2114, 15133), (2863, 11174), (5587, 5726)]