128220178

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{13477}}^1$

素因数の和:13617

約数の個数: 16

約数和(自身を含む): 197964864

約数和(自身を除く): 69744686

約数列:

[1, 2, 67, 71, 134, 142, 4757, 9514, 13477, 26954, 902959, 956867, 1805918, 1913734, 64110089, 128220178]

約数ペア:

[(1, 128220178), (2, 64110089), (67, 1913734), (71, 1805918), (134, 956867), (142, 902959), (4757, 26954), (9514, 13477)]