647577281

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{2609}}^1$

素因数の和:2996

約数の個数: 16

約数和(自身を含む): 711360720

約数和(自身を除く): 63783439

約数列:

[1, 13, 61, 313, 793, 2609, 4069, 19093, 33917, 159149, 248209, 816617, 2068937, 10616021, 49813637, 647577281]

約数ペア:

[(1, 647577281), (13, 49813637), (61, 10616021), (313, 2068937), (793, 816617), (2609, 248209), (4069, 159149), (19093, 33917)]