69310689

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{641}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 111759360

約数和(自身を除く): 42448671

約数列:

[1, 3, 7, 19, 21, 57, 133, 271, 399, 641, 813, 1897, 1923, 4487, 5149, 5691, 12179, 13461, 15447, 36043, 36537, 85253, 108129, 173711, 255759, 521133, 1215977, 3300509, 3647931, 9901527, 23103563, 69310689]

約数ペア:

[(1, 69310689), (3, 23103563), (7, 9901527), (19, 3647931), (21, 3300509), (57, 1215977), (133, 521133), (271, 255759), (399, 173711), (641, 108129), (813, 85253), (1897, 36537), (1923, 36043), (4487, 15447), (5149, 13461), (5691, 12179)]