401827088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{44927}}^1$

素因数の和:44991

約数の個数: 40

約数和(自身を含む): 857945088

約数和(自身を除く): 456118000

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 44927, 89854, 179708, 359416, 584051, 718832, 1168102, 1931861, 2336204, 3863722, 4672408, 7727444, 9344816, 15454888, 25114193, 30909776, 50228386, 100456772, 200913544, 401827088]

約数ペア:

[(1, 401827088), (2, 200913544), (4, 100456772), (8, 50228386), (13, 30909776), (16, 25114193), (26, 15454888), (43, 9344816), (52, 7727444), (86, 4672408), (104, 3863722), (172, 2336204), (208, 1931861), (344, 1168102), (559, 718832), (688, 584051), (1118, 359416), (2236, 179708), (4472, 89854), (8944, 44927)]