201974031

素因数分解:

$3^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{3343}}^1$

素因数の和:3500

約数の個数: 36

約数和(自身を含む): 341950752

約数和(自身を除く): 139976721

約数列:

[1, 3, 7, 9, 21, 49, 63, 137, 147, 411, 441, 959, 1233, 2877, 3343, 6713, 8631, 10029, 20139, 23401, 30087, 60417, 70203, 163807, 210609, 457991, 491421, 1373973, 1474263, 3205937, 4121919, 9617811, 22441559, 28853433, 67324677, 201974031]

約数ペア:

[(1, 201974031), (3, 67324677), (7, 28853433), (9, 22441559), (21, 9617811), (49, 4121919), (63, 3205937), (137, 1474263), (147, 1373973), (411, 491421), (441, 457991), (959, 210609), (1233, 163807), (2877, 70203), (3343, 60417), (6713, 30087), (8631, 23401), (10029, 20139)]