206515725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{211811}}^1$

素因数の和:211837

約数の個数: 24

約数和(自身を含む): 367705632

約数和(自身を除く): 161189907

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 211811, 635433, 1059055, 2753543, 3177165, 5295275, 8260629, 13767715, 15885825, 41303145, 68838575, 206515725]

約数ペア:

[(1, 206515725), (3, 68838575), (5, 41303145), (13, 15885825), (15, 13767715), (25, 8260629), (39, 5295275), (65, 3177165), (75, 2753543), (195, 1059055), (325, 635433), (975, 211811)]