263280051

素因数分解:

$3^5\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 406724864

約数和(自身を除く): 143444813

約数列:

[1, 3, 9, 27, 67, 81, 103, 157, 201, 243, 309, 471, 603, 927, 1413, 1809, 2781, 4239, 5427, 6901, 8343, 10519, 12717, 16171, 16281, 20703, 25029, 31557, 38151, 48513, 62109, 94671, 145539, 186327, 284013, 436617, 558981, 852039, 1083457, 1309851, 1676943, 2556117, 3250371, 3929553, 9751113, 29253339, 87760017, 263280051]

約数ペア:

[(1, 263280051), (3, 87760017), (9, 29253339), (27, 9751113), (67, 3929553), (81, 3250371), (103, 2556117), (157, 1676943), (201, 1309851), (243, 1083457), (309, 852039), (471, 558981), (603, 436617), (927, 284013), (1413, 186327), (1809, 145539), (2781, 94671), (4239, 62109), (5427, 48513), (6901, 38151), (8343, 31557), (10519, 25029), (12717, 20703), (16171, 16281)]