30991592

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{28277}}^1$

素因数の和:28420

約数の個数: 16

約数和(自身を含む): 58535460

約数和(自身を除く): 27543868

約数列:

[1, 2, 4, 8, 137, 274, 548, 1096, 28277, 56554, 113108, 226216, 3873949, 7747898, 15495796, 30991592]

約数ペア:

[(1, 30991592), (2, 15495796), (4, 7747898), (8, 3873949), (137, 226216), (274, 113108), (548, 56554), (1096, 28277)]