388736282

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1\times {\mathrm{997}}^1$

素因数の和:1526

約数の個数: 32

約数和(自身を含む): 655326720

約数和(自身を除く): 266590438

約数列:

[1, 2, 11, 22, 37, 74, 407, 479, 814, 958, 997, 1994, 5269, 10538, 10967, 17723, 21934, 35446, 36889, 73778, 194953, 389906, 405779, 477563, 811558, 955126, 5253193, 10506386, 17669831, 35339662, 194368141, 388736282]

約数ペア:

[(1, 388736282), (2, 194368141), (11, 35339662), (22, 17669831), (37, 10506386), (74, 5253193), (407, 955126), (479, 811558), (814, 477563), (958, 405779), (997, 389906), (1994, 194953), (5269, 73778), (10538, 36889), (10967, 35446), (17723, 21934)]