28218484

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{12757}}^1$

素因数の和:12847

約数の個数: 24

約数和(自身を含む): 57155840

約数和(自身を除く): 28937356

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 12757, 25514, 51028, 89299, 178598, 357196, 1007803, 2015606, 4031212, 7054621, 14109242, 28218484]

約数ペア:

[(1, 28218484), (2, 14109242), (4, 7054621), (7, 4031212), (14, 2015606), (28, 1007803), (79, 357196), (158, 178598), (316, 89299), (553, 51028), (1106, 25514), (2212, 12757)]