28078204

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{91163}}^1$

素因数の和:91185

約数の個数: 24

約数和(自身を含む): 61262208

約数和(自身を除く): 33184004

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 91163, 182326, 364652, 638141, 1002793, 1276282, 2005586, 2552564, 4011172, 7019551, 14039102, 28078204]

約数ペア:

[(1, 28078204), (2, 14039102), (4, 7019551), (7, 4011172), (11, 2552564), (14, 2005586), (22, 1276282), (28, 1002793), (44, 638141), (77, 364652), (154, 182326), (308, 91163)]