664754883

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{3989}}^1\times {\mathrm{4273}}^1$

素因数の和:8278

約数の個数: 16

約数和(自身を含む): 954982560

約数和(自身を除く): 290227677

約数列:

[1, 3, 13, 39, 3989, 4273, 11967, 12819, 51857, 55549, 155571, 166647, 17044997, 51134991, 221584961, 664754883]

約数ペア:

[(1, 664754883), (3, 221584961), (13, 51134991), (39, 17044997), (3989, 166647), (4273, 155571), (11967, 55549), (12819, 51857)]