121892254

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{4987}}^1$

素因数の和:5112

約数の個数: 24

約数和(自身を含む): 203001624

約数和(自身を除く): 81109370

約数列:

[1, 2, 11, 22, 101, 121, 202, 242, 1111, 2222, 4987, 9974, 12221, 24442, 54857, 109714, 503687, 603427, 1007374, 1206854, 5540557, 11081114, 60946127, 121892254]

約数ペア:

[(1, 121892254), (2, 60946127), (11, 11081114), (22, 5540557), (101, 1206854), (121, 1007374), (202, 603427), (242, 503687), (1111, 109714), (2222, 54857), (4987, 24442), (9974, 12221)]