278376278

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{81349}}^1$

素因数の和:81439

約数の個数: 16

約数和(自身を含む): 439290000

約数和(自身を除く): 160913722

約数列:

[1, 2, 29, 58, 59, 118, 1711, 3422, 81349, 162698, 2359121, 4718242, 4799591, 9599182, 139188139, 278376278]

約数ペア:

[(1, 278376278), (2, 139188139), (29, 9599182), (58, 4799591), (59, 4718242), (118, 2359121), (1711, 162698), (3422, 81349)]