12887517

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:828

約数の個数: 16

約数和(自身を含む): 17646272

約数和(自身を除く): 4758755

約数列:

[1, 3, 67, 97, 201, 291, 661, 1983, 6499, 19497, 44287, 64117, 132861, 192351, 4295839, 12887517]

約数ペア:

[(1, 12887517), (3, 4295839), (67, 192351), (97, 132861), (201, 64117), (291, 44287), (661, 19497), (1983, 6499)]