809021109

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{179}}^1\times {\mathrm{401}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 1244013120

約数和(自身を除く): 434992011

約数列:

[1, 3, 13, 17, 39, 51, 179, 221, 289, 401, 537, 663, 867, 1203, 2327, 3043, 3757, 5213, 6817, 6981, 9129, 11271, 15639, 20451, 39559, 51731, 71779, 88621, 115889, 118677, 155193, 215337, 265863, 347667, 672503, 933127, 1220243, 1506557, 2017509, 2799381, 3660729, 4519671, 15863159, 20744131, 47589477, 62232393, 269673703, 809021109]

約数ペア:

[(1, 809021109), (3, 269673703), (13, 62232393), (17, 47589477), (39, 20744131), (51, 15863159), (179, 4519671), (221, 3660729), (289, 2799381), (401, 2017509), (537, 1506557), (663, 1220243), (867, 933127), (1203, 672503), (2327, 347667), (3043, 265863), (3757, 215337), (5213, 155193), (6817, 118677), (6981, 115889), (9129, 88621), (11271, 71779), (15639, 51731), (20451, 39559)]