39703405

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:146

約数の個数: 64

約数和(自身を含む): 61636608

約数和(自身を除く): 21933203

約数列:

[1, 5, 7, 23, 31, 35, 37, 43, 115, 155, 161, 185, 215, 217, 259, 301, 713, 805, 851, 989, 1085, 1147, 1295, 1333, 1505, 1591, 3565, 4255, 4945, 4991, 5735, 5957, 6665, 6923, 7955, 8029, 9331, 11137, 24955, 26381, 29785, 30659, 34615, 36593, 40145, 46655, 49321, 55685, 131905, 153295, 182965, 184667, 214613, 246605, 256151, 345247, 923335, 1073065, 1134383, 1280755, 1726235, 5671915, 7940681, 39703405]

約数ペア:

[(1, 39703405), (5, 7940681), (7, 5671915), (23, 1726235), (31, 1280755), (35, 1134383), (37, 1073065), (43, 923335), (115, 345247), (155, 256151), (161, 246605), (185, 214613), (215, 184667), (217, 182965), (259, 153295), (301, 131905), (713, 55685), (805, 49321), (851, 46655), (989, 40145), (1085, 36593), (1147, 34615), (1295, 30659), (1333, 29785), (1505, 26381), (1591, 24955), (3565, 11137), (4255, 9331), (4945, 8029), (4991, 7955), (5735, 6923), (5957, 6665)]