51289885

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1\times {\mathrm{683}}^1$

素因数の和:1364

約数の個数: 16

約数和(自身を含む): 64416384

約数和(自身を除く): 13126499

約数列:

[1, 5, 23, 115, 653, 683, 3265, 3415, 15019, 15709, 75095, 78545, 445999, 2229995, 10257977, 51289885]

約数ペア:

[(1, 51289885), (5, 10257977), (23, 2229995), (115, 445999), (653, 78545), (683, 75095), (3265, 15709), (3415, 15019)]