2021819925

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{3469}}^1$

素因数の和:3910

約数の個数: 48

約数和(自身を含む): 3528296000

約数和(自身を除く): 1506476075

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 409, 475, 1227, 1425, 2045, 3469, 6135, 7771, 10225, 10407, 17345, 23313, 30675, 38855, 52035, 65911, 86725, 116565, 194275, 197733, 260175, 329555, 582825, 988665, 1418821, 1647775, 4256463, 4943325, 7094105, 21282315, 26957599, 35470525, 80872797, 106411575, 134787995, 404363985, 673939975, 2021819925]

約数ペア:

[(1, 2021819925), (3, 673939975), (5, 404363985), (15, 134787995), (19, 106411575), (25, 80872797), (57, 35470525), (75, 26957599), (95, 21282315), (285, 7094105), (409, 4943325), (475, 4256463), (1227, 1647775), (1425, 1418821), (2045, 988665), (3469, 582825), (6135, 329555), (7771, 260175), (10225, 197733), (10407, 194275), (17345, 116565), (23313, 86725), (30675, 65911), (38855, 52035)]