138423984

素因数分解:

$2^4\times 3^1\times {\mathrm{139}}^1\times {\mathrm{20747}}^1$

素因数の和:20897

約数の個数: 40

約数和(自身を含む): 360185280

約数和(自身を除く): 221761296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 139, 278, 417, 556, 834, 1112, 1668, 2224, 3336, 6672, 20747, 41494, 62241, 82988, 124482, 165976, 248964, 331952, 497928, 995856, 2883833, 5767666, 8651499, 11535332, 17302998, 23070664, 34605996, 46141328, 69211992, 138423984]

約数ペア:

[(1, 138423984), (2, 69211992), (3, 46141328), (4, 34605996), (6, 23070664), (8, 17302998), (12, 11535332), (16, 8651499), (24, 5767666), (48, 2883833), (139, 995856), (278, 497928), (417, 331952), (556, 248964), (834, 165976), (1112, 124482), (1668, 82988), (2224, 62241), (3336, 41494), (6672, 20747)]