156669821

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{9643}}^1$

素因数の和:9872

約数の個数: 16

約数和(自身を含む): 196274688

約数和(自身を除く): 39604867

約数列:

[1, 7, 11, 77, 211, 1477, 2321, 9643, 16247, 67501, 106073, 742511, 2034673, 14242711, 22381403, 156669821]

約数ペア:

[(1, 156669821), (7, 22381403), (11, 14242711), (77, 2034673), (211, 742511), (1477, 106073), (2321, 67501), (9643, 16247)]