129131709

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{659}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 211875840

約数和(自身を除く): 82744131

約数列:

[1, 3, 7, 21, 31, 43, 49, 93, 129, 147, 217, 301, 651, 659, 903, 1333, 1519, 1977, 2107, 3999, 4557, 4613, 6321, 9331, 13839, 20429, 27993, 28337, 32291, 61287, 65317, 85011, 96873, 143003, 195951, 198359, 429009, 595077, 878447, 1001021, 1388513, 2635341, 3003063, 4165539, 6149129, 18447387, 43043903, 129131709]

約数ペア:

[(1, 129131709), (3, 43043903), (7, 18447387), (21, 6149129), (31, 4165539), (43, 3003063), (49, 2635341), (93, 1388513), (129, 1001021), (147, 878447), (217, 595077), (301, 429009), (651, 198359), (659, 195951), (903, 143003), (1333, 96873), (1519, 85011), (1977, 65317), (2107, 61287), (3999, 32291), (4557, 28337), (4613, 27993), (6321, 20429), (9331, 13839)]