489686515

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{2909}}^1$

素因数の和:3302

約数の個数: 16

約数和(自身を含む): 594617760

約数和(自身を除く): 104931245

約数列:

[1, 5, 131, 257, 655, 1285, 2909, 14545, 33667, 168335, 381079, 747613, 1905395, 3738065, 97937303, 489686515]

約数ペア:

[(1, 489686515), (5, 97937303), (131, 3738065), (257, 1905395), (655, 747613), (1285, 381079), (2909, 168335), (14545, 33667)]