249698306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{991}}^1$

素因数の和:1898

約数の個数: 32

約数和(自身を含む): 440971776

約数和(自身を除く): 191273470

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 881, 991, 1762, 1982, 9691, 10901, 11453, 12883, 19382, 21802, 22906, 25766, 125983, 141713, 251966, 283426, 873071, 1746142, 9603781, 11349923, 19207562, 22699846, 124849153, 249698306]

約数ペア:

[(1, 249698306), (2, 124849153), (11, 22699846), (13, 19207562), (22, 11349923), (26, 9603781), (143, 1746142), (286, 873071), (881, 283426), (991, 251966), (1762, 141713), (1982, 125983), (9691, 25766), (10901, 22906), (11453, 21802), (12883, 19382)]