71964009

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{373}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 120071952

約数和(自身を除く): 48107943

約数列:

[1, 3, 9, 13, 17, 39, 51, 97, 117, 153, 221, 291, 373, 663, 873, 1119, 1261, 1649, 1989, 3357, 3783, 4849, 4947, 6341, 11349, 14547, 14841, 19023, 21437, 36181, 43641, 57069, 64311, 82433, 108543, 192933, 247299, 325629, 470353, 615077, 741897, 1411059, 1845231, 4233177, 5535693, 7996001, 23988003, 71964009]

約数ペア:

[(1, 71964009), (3, 23988003), (9, 7996001), (13, 5535693), (17, 4233177), (39, 1845231), (51, 1411059), (97, 741897), (117, 615077), (153, 470353), (221, 325629), (291, 247299), (373, 192933), (663, 108543), (873, 82433), (1119, 64311), (1261, 57069), (1649, 43641), (1989, 36181), (3357, 21437), (3783, 19023), (4849, 14841), (4947, 14547), (6341, 11349)]