211312386

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{1223}}^1$

素因数の和:1591

約数の個数: 48

約数和(自身を含む): 475450560

約数和(自身を除く): 264138174

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 331, 522, 662, 993, 1223, 1986, 2446, 2979, 3669, 5958, 7338, 9599, 11007, 19198, 22014, 28797, 35467, 57594, 70934, 86391, 106401, 172782, 212802, 319203, 404813, 638406, 809626, 1214439, 2428878, 3643317, 7286634, 11739577, 23479154, 35218731, 70437462, 105656193, 211312386]

約数ペア:

[(1, 211312386), (2, 105656193), (3, 70437462), (6, 35218731), (9, 23479154), (18, 11739577), (29, 7286634), (58, 3643317), (87, 2428878), (174, 1214439), (261, 809626), (331, 638406), (522, 404813), (662, 319203), (993, 212802), (1223, 172782), (1986, 106401), (2446, 86391), (2979, 70934), (3669, 57594), (5958, 35467), (7338, 28797), (9599, 22014), (11007, 19198)]