51287679

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{1061}}^1$

素因数の和:1239

約数の個数: 24

約数和(自身を含む): 76540464

約数和(自身を除く): 25252785

約数列:

[1, 3, 9, 41, 123, 131, 369, 393, 1061, 1179, 3183, 5371, 9549, 16113, 43501, 48339, 130503, 138991, 391509, 416973, 1250919, 5698631, 17095893, 51287679]

約数ペア:

[(1, 51287679), (3, 17095893), (9, 5698631), (41, 1250919), (123, 416973), (131, 391509), (369, 138991), (393, 130503), (1061, 48339), (1179, 43501), (3183, 16113), (5371, 9549)]