29978113

素因数分解:

${\mathrm{11}}^3\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:357

約数の個数: 16

約数和(自身を含む): 33449472

約数和(自身を除く): 3471359

約数列:

[1, 11, 101, 121, 223, 1111, 1331, 2453, 12221, 22523, 26983, 134431, 247753, 296813, 2725283, 29978113]

約数ペア:

[(1, 29978113), (11, 2725283), (101, 296813), (121, 247753), (223, 134431), (1111, 26983), (1331, 22523), (2453, 12221)]