256464403

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{5099}}^1$

素因数の和:5238

約数の個数: 16

約数和(自身を含む): 285314400

約数和(自身を除く): 28849997

約数列:

[1, 13, 53, 73, 689, 949, 3869, 5099, 50297, 66287, 270247, 372227, 3513211, 4838951, 19728031, 256464403]

約数ペア:

[(1, 256464403), (13, 19728031), (53, 4838951), (73, 3513211), (689, 372227), (949, 270247), (3869, 66287), (5099, 50297)]