258889323

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{5689}}^1$

素因数の和:5907

約数の個数: 32

約数和(自身を含む): 432622080

約数和(自身を除く): 173732757

約数列:

[1, 3, 7, 11, 21, 33, 77, 197, 231, 591, 1379, 2167, 4137, 5689, 6501, 15169, 17067, 39823, 45507, 62579, 119469, 187737, 438053, 1120733, 1314159, 3362199, 7845131, 12328063, 23535393, 36984189, 86296441, 258889323]

約数ペア:

[(1, 258889323), (3, 86296441), (7, 36984189), (11, 23535393), (21, 12328063), (33, 7845131), (77, 3362199), (197, 1314159), (231, 1120733), (591, 438053), (1379, 187737), (2167, 119469), (4137, 62579), (5689, 45507), (6501, 39823), (15169, 17067)]