16397919

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2141}}^1$

素因数の和:2207

約数の個数: 24

約数和(自身を含む): 25395552

約数和(自身を除く): 8997633

約数列:

[1, 3, 9, 23, 37, 69, 111, 207, 333, 851, 2141, 2553, 6423, 7659, 19269, 49243, 79217, 147729, 237651, 443187, 712953, 1821991, 5465973, 16397919]

約数ペア:

[(1, 16397919), (3, 5465973), (9, 1821991), (23, 712953), (37, 443187), (69, 237651), (111, 147729), (207, 79217), (333, 49243), (851, 19269), (2141, 7659), (2553, 6423)]