278329077

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{26729}}^1$

素因数の和:26837

約数の個数: 24

約数和(自身を含む): 437837400

約数和(自身を除く): 159508323

約数列:

[1, 3, 9, 13, 39, 89, 117, 267, 801, 1157, 3471, 10413, 26729, 80187, 240561, 347477, 1042431, 2378881, 3127293, 7136643, 21409929, 30925453, 92776359, 278329077]

約数ペア:

[(1, 278329077), (3, 92776359), (9, 30925453), (13, 21409929), (39, 7136643), (89, 3127293), (117, 2378881), (267, 1042431), (801, 347477), (1157, 240561), (3471, 80187), (10413, 26729)]