201421858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{2551}}^1$

素因数の和:2698

約数の個数: 32

約数和(自身を含む): 342131328

約数和(自身を除く): 140709470

約数列:

[1, 2, 11, 22, 37, 74, 97, 194, 407, 814, 1067, 2134, 2551, 3589, 5102, 7178, 28061, 39479, 56122, 78958, 94387, 188774, 247447, 494894, 1038257, 2076514, 2721917, 5443834, 9155539, 18311078, 100710929, 201421858]

約数ペア:

[(1, 201421858), (2, 100710929), (11, 18311078), (22, 9155539), (37, 5443834), (74, 2721917), (97, 2076514), (194, 1038257), (407, 494894), (814, 247447), (1067, 188774), (2134, 94387), (2551, 78958), (3589, 56122), (5102, 39479), (7178, 28061)]