27281264

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2087}}^1$

素因数の和:2157

約数の個数: 40

約数和(自身を含む): 56960640

約数和(自身を除く): 29679376

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 344, 688, 817, 1634, 2087, 3268, 4174, 6536, 8348, 13072, 16696, 33392, 39653, 79306, 89741, 158612, 179482, 317224, 358964, 634448, 717928, 1435856, 1705079, 3410158, 6820316, 13640632, 27281264]

約数ペア:

[(1, 27281264), (2, 13640632), (4, 6820316), (8, 3410158), (16, 1705079), (19, 1435856), (38, 717928), (43, 634448), (76, 358964), (86, 317224), (152, 179482), (172, 158612), (304, 89741), (344, 79306), (688, 39653), (817, 33392), (1634, 16696), (2087, 13072), (3268, 8348), (4174, 6536)]