287478864

素因数分解:

$2^4\times 3^2\times {\mathrm{1996381}}^1$

素因数の和:1996395

約数の個数: 30

約数和(自身を含む): 804541946

約数和(自身を除く): 517063082

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1996381, 3992762, 5989143, 7985524, 11978286, 15971048, 17967429, 23956572, 31942096, 35934858, 47913144, 71869716, 95826288, 143739432, 287478864]

約数ペア:

[(1, 287478864), (2, 143739432), (3, 95826288), (4, 71869716), (6, 47913144), (8, 35934858), (9, 31942096), (12, 23956572), (16, 17967429), (18, 15971048), (24, 11978286), (36, 7985524), (48, 5989143), (72, 3992762), (144, 1996381)]