42517345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 58464000

約数和(自身を除く): 15946655

約数列:

[1, 5, 13, 19, 65, 95, 173, 199, 247, 865, 995, 1235, 2249, 2587, 3287, 3781, 11245, 12935, 16435, 18905, 34427, 42731, 49153, 172135, 213655, 245765, 447551, 654113, 2237755, 3270565, 8503469, 42517345]

約数ペア:

[(1, 42517345), (5, 8503469), (13, 3270565), (19, 2237755), (65, 654113), (95, 447551), (173, 245765), (199, 213655), (247, 172135), (865, 49153), (995, 42731), (1235, 34427), (2249, 18905), (2587, 16435), (3287, 12935), (3781, 11245)]