8487171

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 15744768

約数和(自身を除く): 7257597

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 63, 77, 99, 111, 231, 259, 331, 333, 407, 693, 777, 993, 1221, 2317, 2331, 2849, 2979, 3641, 3663, 6951, 8547, 10923, 12247, 20853, 25487, 25641, 32769, 36741, 76461, 85729, 110223, 134717, 229383, 257187, 404151, 771561, 943019, 1212453, 2829057, 8487171]

約数ペア:

[(1, 8487171), (3, 2829057), (7, 1212453), (9, 943019), (11, 771561), (21, 404151), (33, 257187), (37, 229383), (63, 134717), (77, 110223), (99, 85729), (111, 76461), (231, 36741), (259, 32769), (331, 25641), (333, 25487), (407, 20853), (693, 12247), (777, 10923), (993, 8547), (1221, 6951), (2317, 3663), (2331, 3641), (2849, 2979)]