16239915

素因数分解:

$3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{2161}}^1$

素因数の和:2339

約数の個数: 24

約数和(自身を含む): 28330848

約数和(自身を除く): 12090933

約数列:

[1, 3, 5, 9, 15, 45, 167, 501, 835, 1503, 2161, 2505, 6483, 7515, 10805, 19449, 32415, 97245, 360887, 1082661, 1804435, 3247983, 5413305, 16239915]

約数ペア:

[(1, 16239915), (3, 5413305), (5, 3247983), (9, 1804435), (15, 1082661), (45, 360887), (167, 97245), (501, 32415), (835, 19449), (1503, 10805), (2161, 7515), (2505, 6483)]