2542779449

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1\times {\mathrm{349}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 3008140800

約数和(自身を除く): 465361351

約数列:

[1, 7, 61, 113, 151, 349, 427, 791, 1057, 2443, 6893, 9211, 17063, 21289, 39437, 48251, 52699, 64477, 119441, 149023, 276059, 368893, 1040843, 2405657, 3214639, 5954987, 7285901, 16839599, 22502473, 41684909, 363254207, 2542779449]

約数ペア:

[(1, 2542779449), (7, 363254207), (61, 41684909), (113, 22502473), (151, 16839599), (349, 7285901), (427, 5954987), (791, 3214639), (1057, 2405657), (2443, 1040843), (6893, 368893), (9211, 276059), (17063, 149023), (21289, 119441), (39437, 64477), (48251, 52699)]