38660139

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 68935680

約数和(自身を除く): 30275541

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 67, 71, 129, 189, 201, 213, 301, 387, 469, 497, 603, 639, 903, 1161, 1407, 1491, 1809, 1917, 2709, 2881, 3053, 4221, 4473, 4757, 8127, 8643, 9159, 12663, 13419, 14271, 20167, 21371, 25929, 27477, 33299, 42813, 60501, 64113, 77787, 82431, 99897, 128439, 181503, 192339, 204551, 299691, 544509, 577017, 613653, 899073, 1431857, 1840959, 4295571, 5522877, 12886713, 38660139]

約数ペア:

[(1, 38660139), (3, 12886713), (7, 5522877), (9, 4295571), (21, 1840959), (27, 1431857), (43, 899073), (63, 613653), (67, 577017), (71, 544509), (129, 299691), (189, 204551), (201, 192339), (213, 181503), (301, 128439), (387, 99897), (469, 82431), (497, 77787), (603, 64113), (639, 60501), (903, 42813), (1161, 33299), (1407, 27477), (1491, 25929), (1809, 21371), (1917, 20167), (2709, 14271), (2881, 13419), (3053, 12663), (4221, 9159), (4473, 8643), (4757, 8127)]