51704289

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{63131}}^1$

素因数の和:63157

約数の個数: 24

約数和(自身を含む): 91920192

約数和(自身を除く): 40215903

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 63131, 189393, 441917, 568179, 820703, 1325751, 2462109, 3977253, 5744921, 7386327, 17234763, 51704289]

約数ペア:

[(1, 51704289), (3, 17234763), (7, 7386327), (9, 5744921), (13, 3977253), (21, 2462109), (39, 1325751), (63, 820703), (91, 568179), (117, 441917), (273, 189393), (819, 63131)]