196745978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{687923}}^1$

素因数の和:687949

約数の個数: 16

約数和(自身を含む): 346713696

約数和(自身を除く): 149967718

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 687923, 1375846, 7567153, 8942999, 15134306, 17885998, 98372989, 196745978]

約数ペア:

[(1, 196745978), (2, 98372989), (11, 17885998), (13, 15134306), (22, 8942999), (26, 7567153), (143, 1375846), (286, 687923)]