2016865791

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 3185049600

約数和(自身を除く): 1168183809

約数列:

[1, 3, 9, 23, 27, 69, 107, 127, 207, 239, 321, 381, 621, 717, 963, 1143, 2151, 2461, 2889, 2921, 3429, 5497, 6453, 7383, 8763, 13589, 16491, 22149, 25573, 26289, 30353, 40767, 49473, 66447, 76719, 78867, 91059, 122301, 148419, 230157, 273177, 312547, 366903, 588179, 690471, 698119, 819531, 937641, 1764537, 2094357, 2812923, 3247771, 5293611, 6283071, 8438769, 9743313, 15880833, 18849213, 29229939, 74698733, 87689817, 224096199, 672288597, 2016865791]

約数ペア:

[(1, 2016865791), (3, 672288597), (9, 224096199), (23, 87689817), (27, 74698733), (69, 29229939), (107, 18849213), (127, 15880833), (207, 9743313), (239, 8438769), (321, 6283071), (381, 5293611), (621, 3247771), (717, 2812923), (963, 2094357), (1143, 1764537), (2151, 937641), (2461, 819531), (2889, 698119), (2921, 690471), (3429, 588179), (5497, 366903), (6453, 312547), (7383, 273177), (8763, 230157), (13589, 148419), (16491, 122301), (22149, 91059), (25573, 78867), (26289, 76719), (30353, 66447), (40767, 49473)]