420512253

素因数分解:

$3^1\times 7^1\times {\mathrm{1361}}^1\times {\mathrm{14713}}^1$

素因数の和:16084

約数の個数: 16

約数和(自身を含む): 641294976

約数和(自身を除く): 220782723

約数列:

[1, 3, 7, 21, 1361, 4083, 9527, 14713, 28581, 44139, 102991, 308973, 20024393, 60073179, 140170751, 420512253]

約数ペア:

[(1, 420512253), (3, 140170751), (7, 60073179), (21, 20024393), (1361, 308973), (4083, 102991), (9527, 44139), (14713, 28581)]