28072975

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8443}}^1$

素因数の和:8479

約数の個数: 24

約数和(自身を含む): 41882240

約数和(自身を除く): 13809265

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 475, 665, 3325, 8443, 42215, 59101, 160417, 211075, 295505, 802085, 1122919, 1477525, 4010425, 5614595, 28072975]

約数ペア:

[(1, 28072975), (5, 5614595), (7, 4010425), (19, 1477525), (25, 1122919), (35, 802085), (95, 295505), (133, 211075), (175, 160417), (475, 59101), (665, 42215), (3325, 8443)]