28986825

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{55213}}^1$

素因数の和:55233

約数の個数: 24

約数和(自身を含む): 54772288

約数和(自身を除く): 25785463

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 55213, 165639, 276065, 386491, 828195, 1159473, 1380325, 1932455, 4140975, 5797365, 9662275, 28986825]

約数ペア:

[(1, 28986825), (3, 9662275), (5, 5797365), (7, 4140975), (15, 1932455), (21, 1380325), (25, 1159473), (35, 828195), (75, 386491), (105, 276065), (175, 165639), (525, 55213)]