27980698

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{1511}}^1$

素因数の和:1757

約数の個数: 16

約数和(自身を含む): 43110144

約数和(自身を除く): 15129446

約数列:

[1, 2, 47, 94, 197, 394, 1511, 3022, 9259, 18518, 71017, 142034, 297667, 595334, 13990349, 27980698]

約数ペア:

[(1, 27980698), (2, 13990349), (47, 595334), (94, 297667), (197, 142034), (394, 71017), (1511, 18518), (3022, 9259)]