291275402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1\times {\mathrm{619}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 485593920

約数和(自身を除く): 194318518

約数列:

[1, 2, 11, 22, 73, 146, 293, 586, 619, 803, 1238, 1606, 3223, 6446, 6809, 13618, 21389, 42778, 45187, 90374, 181367, 235279, 362734, 470558, 497057, 994114, 1995037, 3990074, 13239791, 26479582, 145637701, 291275402]

約数ペア:

[(1, 291275402), (2, 145637701), (11, 26479582), (22, 13239791), (73, 3990074), (146, 1995037), (293, 994114), (586, 497057), (619, 470558), (803, 362734), (1238, 235279), (1606, 181367), (3223, 90374), (6446, 45187), (6809, 42778), (13618, 21389)]