11686425

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 20832000

約数和(自身を除く): 9145575

約数列:

[1, 3, 5, 15, 19, 25, 57, 59, 75, 95, 139, 177, 285, 295, 417, 475, 695, 885, 1121, 1425, 1475, 2085, 2641, 3363, 3475, 4425, 5605, 7923, 8201, 10425, 13205, 16815, 24603, 28025, 39615, 41005, 66025, 84075, 123015, 155819, 198075, 205025, 467457, 615075, 779095, 2337285, 3895475, 11686425]

約数ペア:

[(1, 11686425), (3, 3895475), (5, 2337285), (15, 779095), (19, 615075), (25, 467457), (57, 205025), (59, 198075), (75, 155819), (95, 123015), (139, 84075), (177, 66025), (285, 41005), (295, 39615), (417, 28025), (475, 24603), (695, 16815), (885, 13205), (1121, 10425), (1425, 8201), (1475, 7923), (2085, 5605), (2641, 4425), (3363, 3475)]