128579332

素因数分解:

$2^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{6131}}^1$

素因数の和:6256

約数の個数: 36

約数和(自身を含む): 264240144

約数和(自身を除く): 135660812

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 107, 196, 214, 428, 749, 1498, 2996, 5243, 6131, 10486, 12262, 20972, 24524, 42917, 85834, 171668, 300419, 600838, 656017, 1201676, 1312034, 2624068, 4592119, 9184238, 18368476, 32144833, 64289666, 128579332]

約数ペア:

[(1, 128579332), (2, 64289666), (4, 32144833), (7, 18368476), (14, 9184238), (28, 4592119), (49, 2624068), (98, 1312034), (107, 1201676), (196, 656017), (214, 600838), (428, 300419), (749, 171668), (1498, 85834), (2996, 42917), (5243, 24524), (6131, 20972), (10486, 12262)]