398385923264

素因数分解:

$2^6\times 7^1\times {\mathrm{889254293}}^1$

素因数の和:889254312

約数の個数: 28

約数和(自身を含む): 903482362704

約数和(自身を除く): 505096439440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 889254293, 1778508586, 3557017172, 6224780051, 7114034344, 12449560102, 14228068688, 24899120204, 28456137376, 49798240408, 56912274752, 99596480816, 199192961632, 398385923264]

約数ペア:

[(1, 398385923264), (2, 199192961632), (4, 99596480816), (7, 56912274752), (8, 49798240408), (14, 28456137376), (16, 24899120204), (28, 14228068688), (32, 12449560102), (56, 7114034344), (64, 6224780051), (112, 3557017172), (224, 1778508586), (448, 889254293)]