1280266

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1201}}^1$

素因数の和:1257

約数の個数: 16

約数和(自身を含む): 2120328

約数和(自身を除く): 840062

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 1201, 2402, 15613, 31226, 49241, 98482, 640133, 1280266]

約数ペア:

[(1, 1280266), (2, 640133), (13, 98482), (26, 49241), (41, 31226), (82, 15613), (533, 2402), (1066, 1201)]