26428563

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{22079}}^1$

素因数の和:22111

約数の個数: 24

約数和(自身を含む): 45926400

約数和(自身を除く): 19497837

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 22079, 66237, 154553, 198711, 419501, 463659, 1258503, 1390977, 2936507, 3775509, 8809521, 26428563]

約数ペア:

[(1, 26428563), (3, 8809521), (7, 3775509), (9, 2936507), (19, 1390977), (21, 1258503), (57, 463659), (63, 419501), (133, 198711), (171, 154553), (399, 66237), (1197, 22079)]