123886295

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{271}}^1\times {\mathrm{541}}^1$

素因数の和:843

約数の個数: 24

約数和(自身を含む): 161871552

約数和(自身を除く): 37985257

約数列:

[1, 5, 13, 65, 169, 271, 541, 845, 1355, 2705, 3523, 7033, 17615, 35165, 45799, 91429, 146611, 228995, 457145, 733055, 1905943, 9529715, 24777259, 123886295]

約数ペア:

[(1, 123886295), (5, 24777259), (13, 9529715), (65, 1905943), (169, 733055), (271, 457145), (541, 228995), (845, 146611), (1355, 91429), (2705, 45799), (3523, 35165), (7033, 17615)]