208783017

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{6829}}^1$

素因数の和:6957

約数の個数: 24

約数和(自身を含む): 312540800

約数和(自身を除く): 103757783

約数列:

[1, 3, 9, 43, 79, 129, 237, 387, 711, 3397, 6829, 10191, 20487, 30573, 61461, 293647, 539491, 880941, 1618473, 2642823, 4855419, 23198113, 69594339, 208783017]

約数ペア:

[(1, 208783017), (3, 69594339), (9, 23198113), (43, 4855419), (79, 2642823), (129, 1618473), (237, 880941), (387, 539491), (711, 293647), (3397, 61461), (6829, 30573), (10191, 20487)]