221449539

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{37991}}^1$

素因数の和:38090

約数の個数: 16

約数和(自身を含む): 310014720

約数和(自身を除く): 88565181

約数列:

[1, 3, 29, 67, 87, 201, 1943, 5829, 37991, 113973, 1101739, 2545397, 3305217, 7636191, 73816513, 221449539]

約数ペア:

[(1, 221449539), (3, 73816513), (29, 7636191), (67, 3305217), (87, 2545397), (201, 1101739), (1943, 113973), (5829, 37991)]