128591958

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:393

約数の個数: 64

約数和(自身を含む): 287400960

約数和(自身を除く): 158809002

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 107, 131, 139, 214, 262, 278, 321, 393, 417, 642, 786, 834, 1177, 1441, 1529, 2354, 2882, 3058, 3531, 4323, 4587, 7062, 8646, 9174, 14017, 14873, 18209, 28034, 29746, 36418, 42051, 44619, 54627, 84102, 89238, 109254, 154187, 163603, 200299, 308374, 327206, 400598, 462561, 490809, 600897, 925122, 981618, 1201794, 1948363, 3896726, 5845089, 11690178, 21431993, 42863986, 64295979, 128591958]

約数ペア:

[(1, 128591958), (2, 64295979), (3, 42863986), (6, 21431993), (11, 11690178), (22, 5845089), (33, 3896726), (66, 1948363), (107, 1201794), (131, 981618), (139, 925122), (214, 600897), (262, 490809), (278, 462561), (321, 400598), (393, 327206), (417, 308374), (642, 200299), (786, 163603), (834, 154187), (1177, 109254), (1441, 89238), (1529, 84102), (2354, 54627), (2882, 44619), (3058, 42051), (3531, 36418), (4323, 29746), (4587, 28034), (7062, 18209), (8646, 14873), (9174, 14017)]