64902855

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1279}}^1$

素因数の和:1503

約数の個数: 32

約数和(自身を含む): 110592000

約数和(自身を除く): 45689145

約数列:

[1, 3, 5, 15, 17, 51, 85, 199, 255, 597, 995, 1279, 2985, 3383, 3837, 6395, 10149, 16915, 19185, 21743, 50745, 65229, 108715, 254521, 326145, 763563, 1272605, 3817815, 4326857, 12980571, 21634285, 64902855]

約数ペア:

[(1, 64902855), (3, 21634285), (5, 12980571), (15, 4326857), (17, 3817815), (51, 1272605), (85, 763563), (199, 326145), (255, 254521), (597, 108715), (995, 65229), (1279, 50745), (2985, 21743), (3383, 19185), (3837, 16915), (6395, 10149)]