256262455293

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{345833273}}^1$

素因数の和:345833308

約数の個数: 16

約数和(自身を含む): 387333266880

約数和(自身を除く): 131070811587

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 345833273, 1037499819, 4495832549, 6570832187, 13487497647, 19712496561, 85420818431, 256262455293]

約数ペア:

[(1, 256262455293), (3, 85420818431), (13, 19712496561), (19, 13487497647), (39, 6570832187), (57, 4495832549), (247, 1037499819), (741, 345833273)]