2489969321

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1\times {\mathrm{431}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 2990407680

約数和(自身を除く): 500438359

約数列:

[1, 7, 31, 79, 217, 337, 431, 553, 2359, 2449, 3017, 10447, 13361, 17143, 26623, 34049, 73129, 93527, 145247, 186361, 238343, 825313, 1016729, 1055519, 4502657, 5777191, 7388633, 11474513, 31518599, 80321591, 355709903, 2489969321]

約数ペア:

[(1, 2489969321), (7, 355709903), (31, 80321591), (79, 31518599), (217, 11474513), (337, 7388633), (431, 5777191), (553, 4502657), (2359, 1055519), (2449, 1016729), (3017, 825313), (10447, 238343), (13361, 186361), (17143, 145247), (26623, 93527), (34049, 73129)]