331643949

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{22921}}^1$

素因数の和:22997

約数の個数: 32

約数和(自身を含む): 554529024

約数和(自身を除く): 222885075

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 273, 371, 689, 1113, 2067, 4823, 14469, 22921, 68763, 160447, 297973, 481341, 893919, 1214813, 2085811, 3644439, 6257433, 8503691, 15792569, 25511073, 47377707, 110547983, 331643949]

約数ペア:

[(1, 331643949), (3, 110547983), (7, 47377707), (13, 25511073), (21, 15792569), (39, 8503691), (53, 6257433), (91, 3644439), (159, 2085811), (273, 1214813), (371, 893919), (689, 481341), (1113, 297973), (2067, 160447), (4823, 68763), (14469, 22921)]