7219998

素因数分解:

$2^1\times 3^2\times {\mathrm{211}}^1\times {\mathrm{1901}}^1$

素因数の和:2120

約数の個数: 24

約数和(自身を含む): 15725736

約数和(自身を除く): 8505738

約数列:

[1, 2, 3, 6, 9, 18, 211, 422, 633, 1266, 1899, 1901, 3798, 3802, 5703, 11406, 17109, 34218, 401111, 802222, 1203333, 2406666, 3609999, 7219998]

約数ペア:

[(1, 7219998), (2, 3609999), (3, 2406666), (6, 1203333), (9, 802222), (18, 401111), (211, 34218), (422, 17109), (633, 11406), (1266, 5703), (1899, 3802), (1901, 3798)]