28151655

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11657}}^1$

素因数の和:11695

約数の個数: 32

約数和(自身を含む): 53720064

約数和(自身を除く): 25568409

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 11657, 34971, 58285, 81599, 174855, 244797, 268111, 407995, 804333, 1223985, 1340555, 1876777, 4021665, 5630331, 9383885, 28151655]

約数ペア:

[(1, 28151655), (3, 9383885), (5, 5630331), (7, 4021665), (15, 1876777), (21, 1340555), (23, 1223985), (35, 804333), (69, 407995), (105, 268111), (115, 244797), (161, 174855), (345, 81599), (483, 58285), (805, 34971), (2415, 11657)]