2780271

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{89}}^2$

素因数の和:200

約数の個数: 24

約数和(自身を含む): 4486160

約数和(自身を除く): 1705889

約数列:

[1, 3, 9, 13, 27, 39, 89, 117, 267, 351, 801, 1157, 2403, 3471, 7921, 10413, 23763, 31239, 71289, 102973, 213867, 308919, 926757, 2780271]

約数ペア:

[(1, 2780271), (3, 926757), (9, 308919), (13, 213867), (27, 102973), (39, 71289), (89, 31239), (117, 23763), (267, 10413), (351, 7921), (801, 3471), (1157, 2403)]