989492025656

素因数分解:

$2^3\times {\mathrm{12907}}^1\times {\mathrm{9582901}}^1$

素因数の和:9595814

約数の個数: 16

約数和(自身を含む): 1855441485240

約数和(自身を除く): 865949459584

約数列:

[1, 2, 4, 8, 12907, 25814, 51628, 103256, 9582901, 19165802, 38331604, 76663208, 123686503207, 247373006414, 494746012828, 989492025656]

約数ペア:

[(1, 989492025656), (2, 494746012828), (4, 247373006414), (8, 123686503207), (12907, 76663208), (25814, 38331604), (51628, 19165802), (103256, 9582901)]