747216145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{947}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 987436800

約数和(自身を除く): 240220655

約数列:

[1, 5, 13, 61, 65, 199, 305, 793, 947, 995, 2587, 3965, 4735, 12139, 12311, 12935, 57767, 60695, 61555, 157807, 188453, 288835, 750971, 789035, 942265, 2449889, 3754855, 11495633, 12249445, 57478165, 149443229, 747216145]

約数ペア:

[(1, 747216145), (5, 149443229), (13, 57478165), (61, 12249445), (65, 11495633), (199, 3754855), (305, 2449889), (793, 942265), (947, 789035), (995, 750971), (2587, 288835), (3965, 188453), (4735, 157807), (12139, 61555), (12311, 60695), (12935, 57767)]