1266278835

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{7639}}^1$

素因数の和:7947

約数の個数: 32

約数和(自身を含む): 2081502720

約数和(自身を除く): 815223885

約数列:

[1, 3, 5, 15, 43, 129, 215, 257, 645, 771, 1285, 3855, 7639, 11051, 22917, 33153, 38195, 55255, 114585, 165765, 328477, 985431, 1642385, 1963223, 4927155, 5889669, 9816115, 29448345, 84418589, 253255767, 422092945, 1266278835]

約数ペア:

[(1, 1266278835), (3, 422092945), (5, 253255767), (15, 84418589), (43, 29448345), (129, 9816115), (215, 5889669), (257, 4927155), (645, 1963223), (771, 1642385), (1285, 985431), (3855, 328477), (7639, 165765), (11051, 114585), (22917, 55255), (33153, 38195)]