168023919

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 277364736

約数和(自身を除く): 109340817

約数列:

[1, 3, 7, 21, 37, 43, 47, 107, 111, 129, 141, 259, 301, 321, 329, 749, 777, 903, 987, 1591, 1739, 2021, 2247, 3959, 4601, 4773, 5029, 5217, 6063, 11137, 11877, 12173, 13803, 14147, 15087, 27713, 32207, 33411, 35203, 36519, 42441, 74777, 83139, 96621, 105609, 170237, 186073, 216247, 224331, 510711, 523439, 558219, 648741, 1191659, 1302511, 1513729, 1570317, 3574977, 3907533, 4541187, 8001139, 24003417, 56007973, 168023919]

約数ペア:

[(1, 168023919), (3, 56007973), (7, 24003417), (21, 8001139), (37, 4541187), (43, 3907533), (47, 3574977), (107, 1570317), (111, 1513729), (129, 1302511), (141, 1191659), (259, 648741), (301, 558219), (321, 523439), (329, 510711), (749, 224331), (777, 216247), (903, 186073), (987, 170237), (1591, 105609), (1739, 96621), (2021, 83139), (2247, 74777), (3959, 42441), (4601, 36519), (4773, 35203), (5029, 33411), (5217, 32207), (6063, 27713), (11137, 15087), (11877, 14147), (12173, 13803)]