389636968

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{53113}}^1$

素因数の和:53257

約数の個数: 32

約数和(自身を含む): 841325760

約数和(自身を除く): 451688792

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 262, 524, 917, 1048, 1834, 3668, 7336, 53113, 106226, 212452, 371791, 424904, 743582, 1487164, 2974328, 6957803, 13915606, 27831212, 48704621, 55662424, 97409242, 194818484, 389636968]

約数ペア:

[(1, 389636968), (2, 194818484), (4, 97409242), (7, 55662424), (8, 48704621), (14, 27831212), (28, 13915606), (56, 6957803), (131, 2974328), (262, 1487164), (524, 743582), (917, 424904), (1048, 371791), (1834, 212452), (3668, 106226), (7336, 53113)]