257003664

素因数分解:

$2^4\times 3^1\times {\mathrm{5354243}}^1$

素因数の和:5354254

約数の個数: 20

約数和(自身を含む): 663926256

約数和(自身を除く): 406922592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 5354243, 10708486, 16062729, 21416972, 32125458, 42833944, 64250916, 85667888, 128501832, 257003664]

約数ペア:

[(1, 257003664), (2, 128501832), (3, 85667888), (4, 64250916), (6, 42833944), (8, 32125458), (12, 21416972), (16, 16062729), (24, 10708486), (48, 5354243)]