72638638

素因数分解:

$2^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1\times {\mathrm{829}}^1$

素因数の和:1251

約数の個数: 16

約数和(自身を含む): 110137680

約数和(自身を除く): 37499042

約数列:

[1, 2, 193, 227, 386, 454, 829, 1658, 43811, 87622, 159997, 188183, 319994, 376366, 36319319, 72638638]

約数ペア:

[(1, 72638638), (2, 36319319), (193, 376366), (227, 319994), (386, 188183), (454, 159997), (829, 87622), (1658, 43811)]