31300815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{997}}^1$

素因数の和:1048

約数の個数: 64

約数和(自身を含む): 64382976

約数和(自身を除く): 33082161

約数列:

[1, 3, 5, 7, 13, 15, 21, 23, 35, 39, 65, 69, 91, 105, 115, 161, 195, 273, 299, 345, 455, 483, 805, 897, 997, 1365, 1495, 2093, 2415, 2991, 4485, 4985, 6279, 6979, 10465, 12961, 14955, 20937, 22931, 31395, 34895, 38883, 64805, 68793, 90727, 104685, 114655, 160517, 194415, 272181, 298103, 343965, 453635, 481551, 802585, 894309, 1360905, 1490515, 2086721, 2407755, 4471545, 6260163, 10433605, 31300815]

約数ペア:

[(1, 31300815), (3, 10433605), (5, 6260163), (7, 4471545), (13, 2407755), (15, 2086721), (21, 1490515), (23, 1360905), (35, 894309), (39, 802585), (65, 481551), (69, 453635), (91, 343965), (105, 298103), (115, 272181), (161, 194415), (195, 160517), (273, 114655), (299, 104685), (345, 90727), (455, 68793), (483, 64805), (805, 38883), (897, 34895), (997, 31395), (1365, 22931), (1495, 20937), (2093, 14955), (2415, 12961), (2991, 10465), (4485, 6979), (4985, 6279)]