128021278

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43753}}^1$

素因数の和:43792

約数の個数: 32

約数和(自身を含む): 252023040

約数和(自身を除く): 124001762

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 43753, 87506, 306271, 481283, 612542, 831307, 962566, 1662614, 3368981, 5819149, 6737962, 9144377, 11638298, 18288754, 64010639, 128021278]

約数ペア:

[(1, 128021278), (2, 64010639), (7, 18288754), (11, 11638298), (14, 9144377), (19, 6737962), (22, 5819149), (38, 3368981), (77, 1662614), (133, 962566), (154, 831307), (209, 612542), (266, 481283), (418, 306271), (1463, 87506), (2926, 43753)]