878442890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{14107}}^1$

素因数の和:14606

約数の個数: 32

約数和(自身を含む): 1706503680

約数和(自身を除く): 828060790

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 479, 958, 2395, 4790, 6227, 12454, 14107, 28214, 31135, 62270, 70535, 141070, 183391, 366782, 916955, 1833910, 6757253, 13514506, 33786265, 67572530, 87844289, 175688578, 439221445, 878442890]

約数ペア:

[(1, 878442890), (2, 439221445), (5, 175688578), (10, 87844289), (13, 67572530), (26, 33786265), (65, 13514506), (130, 6757253), (479, 1833910), (958, 916955), (2395, 366782), (4790, 183391), (6227, 141070), (12454, 70535), (14107, 62270), (28214, 31135)]