16854285

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{997}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 32766336

約数和(自身を除く): 15912051

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 105, 115, 147, 161, 245, 345, 483, 735, 805, 997, 1127, 2415, 2991, 3381, 4985, 5635, 6979, 14955, 16905, 20937, 22931, 34895, 48853, 68793, 104685, 114655, 146559, 160517, 244265, 343965, 481551, 732795, 802585, 1123619, 2407755, 3370857, 5618095, 16854285]

約数ペア:

[(1, 16854285), (3, 5618095), (5, 3370857), (7, 2407755), (15, 1123619), (21, 802585), (23, 732795), (35, 481551), (49, 343965), (69, 244265), (105, 160517), (115, 146559), (147, 114655), (161, 104685), (245, 68793), (345, 48853), (483, 34895), (735, 22931), (805, 20937), (997, 16905), (1127, 14955), (2415, 6979), (2991, 5635), (3381, 4985)]