201908217

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{181409}}^1$

素因数の和:181472

約数の個数: 16

約数和(自身を含む): 313476480

約数和(自身を除く): 111568263

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 181409, 544227, 1269863, 3809589, 9614677, 28844031, 67302739, 201908217]

約数ペア:

[(1, 201908217), (3, 67302739), (7, 28844031), (21, 9614677), (53, 3809589), (159, 1269863), (371, 544227), (1113, 181409)]