2556331336

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{276181}}^1$

素因数の和:276289

約数の個数: 32

約数和(自身を含む): 5219839800

約数和(自身を除く): 2663508464

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2314, 4628, 9256, 276181, 552362, 1104724, 2209448, 3590353, 7180706, 14361412, 24580109, 28722824, 49160218, 98320436, 196640872, 319541417, 639082834, 1278165668, 2556331336]

約数ペア:

[(1, 2556331336), (2, 1278165668), (4, 639082834), (8, 319541417), (13, 196640872), (26, 98320436), (52, 49160218), (89, 28722824), (104, 24580109), (178, 14361412), (356, 7180706), (712, 3590353), (1157, 2209448), (2314, 1104724), (4628, 552362), (9256, 276181)]