90271636

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{247999}}^1$

素因数の和:248023

約数の個数: 24

約数和(自身を含む): 194432000

約数和(自身を除く): 104160364

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 247999, 495998, 991996, 1735993, 3223987, 3471986, 6447974, 6943972, 12895948, 22567909, 45135818, 90271636]

約数ペア:

[(1, 90271636), (2, 45135818), (4, 22567909), (7, 12895948), (13, 6943972), (14, 6447974), (26, 3471986), (28, 3223987), (52, 1735993), (91, 991996), (182, 495998), (364, 247999)]