22158981

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{63131}}^1$

素因数の和:63153

約数の個数: 16

約数和(自身を含む): 35353920

約数和(自身を除く): 13194939

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 63131, 189393, 568179, 820703, 1704537, 2462109, 7386327, 22158981]

約数ペア:

[(1, 22158981), (3, 7386327), (9, 2462109), (13, 1704537), (27, 820703), (39, 568179), (117, 189393), (351, 63131)]