728884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 1397088

約数和(自身を除く): 668204

約数列:

[1, 2, 4, 13, 26, 52, 107, 131, 214, 262, 428, 524, 1391, 1703, 2782, 3406, 5564, 6812, 14017, 28034, 56068, 182221, 364442, 728884]

約数ペア:

[(1, 728884), (2, 364442), (4, 182221), (13, 56068), (26, 28034), (52, 14017), (107, 6812), (131, 5564), (214, 3406), (262, 2782), (428, 1703), (524, 1391)]