1997129477728

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{62171}}^1\times {\mathrm{13037}}^1$

素因数の和:75236

約数の個数: 96

約数和(自身を含む): 4902499945728

約数和(自身を除く): 2905370468000

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 154, 176, 224, 308, 352, 616, 1232, 2464, 13037, 26074, 52148, 62171, 91259, 104296, 124342, 143407, 182518, 208592, 248684, 286814, 365036, 417184, 435197, 497368, 573628, 683881, 730072, 870394, 994736, 1003849, 1147256, 1367762, 1460144, 1740788, 1989472, 2007698, 2294512, 2735524, 2920288, 3481576, 4015396, 4589024, 4787167, 5471048, 6963152, 8030792, 9574334, 10942096, 13926304, 16061584, 19148668, 21884192, 32123168, 38297336, 76594672, 153189344, 810523327, 1621046654, 3242093308, 5673663289, 6484186616, 8915756597, 11347326578, 12968373232, 17831513194, 22694653156, 25936746464, 35663026388, 45389306312, 62410296179, 71326052776, 90778612624, 124820592358, 142652105552, 181557225248, 249641184716, 285304211104, 499282369432, 998564738864, 1997129477728]

約数ペア:

[(1, 1997129477728), (2, 998564738864), (4, 499282369432), (7, 285304211104), (8, 249641184716), (11, 181557225248), (14, 142652105552), (16, 124820592358), (22, 90778612624), (28, 71326052776), (32, 62410296179), (44, 45389306312), (56, 35663026388), (77, 25936746464), (88, 22694653156), (112, 17831513194), (154, 12968373232), (176, 11347326578), (224, 8915756597), (308, 6484186616), (352, 5673663289), (616, 3242093308), (1232, 1621046654), (2464, 810523327), (13037, 153189344), (26074, 76594672), (52148, 38297336), (62171, 32123168), (91259, 21884192), (104296, 19148668), (124342, 16061584), (143407, 13926304), (182518, 10942096), (208592, 9574334), (248684, 8030792), (286814, 6963152), (365036, 5471048), (417184, 4787167), (435197, 4589024), (497368, 4015396), (573628, 3481576), (683881, 2920288), (730072, 2735524), (870394, 2294512), (994736, 2007698), (1003849, 1989472), (1147256, 1740788), (1367762, 1460144)]