28566975

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{20047}}^1$

素因数の和:20079

約数の個数: 24

約数和(自身を含む): 49719040

約数和(自身を除く): 21152065

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 20047, 60141, 100235, 300705, 380893, 501175, 1142679, 1503525, 1904465, 5713395, 9522325, 28566975]

約数ペア:

[(1, 28566975), (3, 9522325), (5, 5713395), (15, 1904465), (19, 1503525), (25, 1142679), (57, 501175), (75, 380893), (95, 300705), (285, 100235), (475, 60141), (1425, 20047)]