51767985

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{683}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 86151168

約数和(自身を除く): 34383183

約数列:

[1, 3, 5, 15, 31, 93, 155, 163, 465, 489, 683, 815, 2049, 2445, 3415, 5053, 10245, 15159, 21173, 25265, 63519, 75795, 105865, 111329, 317595, 333987, 556645, 1669935, 3451199, 10353597, 17255995, 51767985]

約数ペア:

[(1, 51767985), (3, 17255995), (5, 10353597), (15, 3451199), (31, 1669935), (93, 556645), (155, 333987), (163, 317595), (465, 111329), (489, 105865), (683, 75795), (815, 63519), (2049, 25265), (2445, 21173), (3415, 15159), (5053, 10245)]