31402287

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2297}}^1$

素因数の和:2348

約数の個数: 36

約数和(自身を含む): 54490176

約数和(自身を除く): 23087889

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 217, 279, 441, 651, 1519, 1953, 2297, 4557, 6891, 13671, 16079, 20673, 48237, 71207, 112553, 144711, 213621, 337659, 498449, 640863, 1012977, 1495347, 3489143, 4486041, 10467429, 31402287]

約数ペア:

[(1, 31402287), (3, 10467429), (7, 4486041), (9, 3489143), (21, 1495347), (31, 1012977), (49, 640863), (63, 498449), (93, 337659), (147, 213621), (217, 144711), (279, 112553), (441, 71207), (651, 48237), (1519, 20673), (1953, 16079), (2297, 13671), (4557, 6891)]