72091978

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97159}}^1$

素因数の和:97221

約数の個数: 16

約数和(自身を含む): 125919360

約数和(自身を除く): 53827382

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 97159, 194318, 680113, 1360226, 5149427, 10298854, 36045989, 72091978]

約数ペア:

[(1, 72091978), (2, 36045989), (7, 10298854), (14, 5149427), (53, 1360226), (106, 680113), (371, 194318), (742, 97159)]