81477501

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1\times {\mathrm{397}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 129143040

約数和(自身を除く): 47665539

約数列:

[1, 3, 7, 21, 29, 87, 203, 337, 397, 609, 1011, 1191, 2359, 2779, 7077, 8337, 9773, 11513, 29319, 34539, 68411, 80591, 133789, 205233, 241773, 401367, 936523, 2809569, 3879881, 11639643, 27159167, 81477501]

約数ペア:

[(1, 81477501), (3, 27159167), (7, 11639643), (21, 3879881), (29, 2809569), (87, 936523), (203, 401367), (337, 241773), (397, 205233), (609, 133789), (1011, 80591), (1191, 68411), (2359, 34539), (2779, 29319), (7077, 11513), (8337, 9773)]