331380392

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{88321}}^1$

素因数の和:88401

約数の個数: 32

約数和(自身を含む): 720707520

約数和(自身を除く): 389327128

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 88321, 176642, 353284, 618247, 706568, 1236494, 2472988, 4945976, 5917507, 11835014, 23670028, 41422549, 47340056, 82845098, 165690196, 331380392]

約数ペア:

[(1, 331380392), (2, 165690196), (4, 82845098), (7, 47340056), (8, 41422549), (14, 23670028), (28, 11835014), (56, 5917507), (67, 4945976), (134, 2472988), (268, 1236494), (469, 706568), (536, 618247), (938, 353284), (1876, 176642), (3752, 88321)]