231504189

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{2141}}^1$

素因数の和:2441

約数の個数: 32

約数和(自身を含む): 372879360

約数和(自身を除く): 141375171

約数列:

[1, 3, 7, 19, 21, 57, 133, 271, 399, 813, 1897, 2141, 5149, 5691, 6423, 14987, 15447, 36043, 40679, 44961, 108129, 122037, 284753, 580211, 854259, 1740633, 4061477, 11024009, 12184431, 33072027, 77168063, 231504189]

約数ペア:

[(1, 231504189), (3, 77168063), (7, 33072027), (19, 12184431), (21, 11024009), (57, 4061477), (133, 1740633), (271, 854259), (399, 580211), (813, 284753), (1897, 122037), (2141, 108129), (5149, 44961), (5691, 40679), (6423, 36043), (14987, 15447)]