72898478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{4451}}^1$

素因数の和:4903

約数の個数: 16

約数和(自身を含む): 115395840

約数和(自身を除く): 42497362

約数列:

[1, 2, 19, 38, 431, 862, 4451, 8189, 8902, 16378, 84569, 169138, 1918381, 3836762, 36449239, 72898478]

約数ペア:

[(1, 72898478), (2, 36449239), (19, 3836762), (38, 1918381), (431, 169138), (862, 84569), (4451, 16378), (8189, 8902)]