28217974

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{223}}^1\times {\mathrm{419}}^1$

素因数の和:795

約数の個数: 16

約数和(自身を含む): 42900480

約数和(自身を除く): 14682506

約数列:

[1, 2, 151, 223, 302, 419, 446, 838, 33673, 63269, 67346, 93437, 126538, 186874, 14108987, 28217974]

約数ペア:

[(1, 28217974), (2, 14108987), (151, 186874), (223, 126538), (302, 93437), (419, 67346), (446, 63269), (838, 33673)]